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Answer the following multiple choice question by selecting the correct option. Question: Pete has to take a 10-minute walk down to the train station and then board a 1hr 20-minute train to LA. When should he leave if he cannot get to LA later than 0900 hours? (24-hr time) A: 729 B: 584 C: 730 D: 731 Answer:
Answer the following multiple choice question by selecting the correct option. Context: There are 60 minutes in an hour so 1 hour 20 minutes = (60+20) minutes = 80 minutes He will spend a total of 80+10 = <<80+10=90>>90 minutes 90 minutes is = (60/60) hours and 30 minutes = 1 hour 30 minutes = 0130 in 24-hr time He ha...
Pete has to take a 10-minute walk down to the train station and then board a 1hr 20-minute train to LA. When should he leave if he cannot get to LA later than 0900 hours? (24-hr time)
729
584
730
731
C
There are 60 minutes in an hour so 1 hour 20 minutes = (60+20) minutes = 80 minutes He will spend a total of 80+10 = <<80+10=90>>90 minutes 90 minutes is = (60/60) hours and 30 minutes = 1 hour 30 minutes = 0130 in 24-hr time He has to leave 0130 hours earlier than 0900 i.e. 0900-0130 = 0730 hours #### 730
gsm8k_converted
Answer the following multiple choice question by selecting the correct option. Question: Shortly after the moon is in ecliptical longitude with the Sun, one will see A: a waning crescent B: a waxing crescent C: a waning gibbous D: a waxing gibbous Answer:
Answer the following multiple choice question by selecting the correct option. Context: the first quarter phase of the moon occurs after the new moon Question: Shortly after the moon is in ecliptical longitude with the Sun, one will see A: a waning crescent B: a waxing crescent C: a waning gibbous D: a waxing gibbou...
Shortly after the moon is in ecliptical longitude with the Sun, one will see
a waning crescent
a waxing crescent
a waning gibbous
a waxing gibbous
B
the first quarter phase of the moon occurs after the new moon
openbookqa
Answer the following multiple choice question by selecting the correct option. Question: What type of mining is used to recover ores that are deeper into earth’s surface? A: underwater mining B: explosive mining C: deep mining D: underground Answer:
Answer the following multiple choice question by selecting the correct option. Context: Underground mining is used to recover ores that are deeper into Earth’s surface. Miners blast and tunnel into rock to gain access to the ores. An underground ore deposit can be approached from above, below, or sideways. The directi...
What type of mining is used to recover ores that are deeper into earth’s surface?
underwater mining
explosive mining
deep mining
underground
D
Underground mining is used to recover ores that are deeper into Earth’s surface. Miners blast and tunnel into rock to gain access to the ores. An underground ore deposit can be approached from above, below, or sideways. The direction depends on the placement of the ore body, its depth, the concentration of ore, and the...
sciq
Answer the following multiple choice question by selecting the correct option. Question: What organ do most fish have that is used to detect movement and vibration in the surrounding water? A: operculum B: lateral line C: eye D: nares Answer:
Answer the following multiple choice question by selecting the correct option. Context: Sharks have well-developed sense organs that aid them in locating prey, including a keen sense of smell and electroreception, with the latter perhaps the most sensitive of any animal. Organs called ampullae of Lorenzini allow shark...
What organ do most fish have that is used to detect movement and vibration in the surrounding water?
operculum
lateral line
eye
nares
B
Sharks have well-developed sense organs that aid them in locating prey, including a keen sense of smell and electroreception, with the latter perhaps the most sensitive of any animal. Organs called ampullae of Lorenzini allow sharks to detect the electromagnetic fields that are produced by all living things, including ...
sciq
Answer the following multiple choice question by selecting the correct option. Question: Thirty students run in a charity race to raise money for the hurricane victims. Ten of the students raised $20 each. The rest of the students raised $30 each. How much did the students raise in all? A: 801 B: 810 C: 640 D: 800 A...
Answer the following multiple choice question by selecting the correct option. Context: Ten students raised a total of $20 x 10 = $<<20*10=200>>200. There are 30 - 10 = <<30-10=20>>20 students who raised $30 each. Twenty students raised a total of $30 x 20 = $<<30*20=600>>600. Therefore, the students raised a total of...
Thirty students run in a charity race to raise money for the hurricane victims. Ten of the students raised $20 each. The rest of the students raised $30 each. How much did the students raise in all?
801
810
640
800
D
Ten students raised a total of $20 x 10 = $<<20*10=200>>200. There are 30 - 10 = <<30-10=20>>20 students who raised $30 each. Twenty students raised a total of $30 x 20 = $<<30*20=600>>600. Therefore, the students raised a total of $200 + $600 = $<<200+600=800>>800. #### 800
gsm8k_converted
Answer the following multiple choice question by selecting the correct option. Question: Flagella help what move? A: graptolites B: bacteria C: fish D: fungi Answer:
Answer the following multiple choice question by selecting the correct option. Context: Fact 1: Flagella help prokaryotes move. Fact 2: Bacteria are prokaryote cells. Combined: Flagella help bacteria move Question: Flagella help what move? A: graptolites B: bacteria C: fish D: fungi Answer:
Flagella help what move?
graptolites
bacteria
fish
fungi
B
Fact 1: Flagella help prokaryotes move. Fact 2: Bacteria are prokaryote cells. Combined: Flagella help bacteria move
qasc
Answer the following multiple choice question by selecting the correct option. Question: What do all animals need? A: oxygen B: nutrients C: Energy D: sunlight Answer:
Answer the following multiple choice question by selecting the correct option. Context: Fact 1: All animals are heterotrophs. Fact 2: Proteins are an essential nutrient for heterotrophs . Combined: Protein is an essential nutrient for all animals. Question: What do all animals need? A: oxygen B: nutrients C: Energy...
What do all animals need?
oxygen
nutrients
Energy
sunlight
B
Fact 1: All animals are heterotrophs. Fact 2: Proteins are an essential nutrient for heterotrophs . Combined: Protein is an essential nutrient for all animals.
qasc
Answer the following multiple choice question by selecting the correct option. Question: Alvin is selling his marble set. He has 100 marbles. 20% are white, 30% are black, and the rest are different colors. He sells the white ones for a nickel each, the black ones for a dime each, and the colors for $0.20 each. How mu...
Answer the following multiple choice question by selecting the correct option. Context: He has 20 white marbles because 100 x .2 = <<100*.2=20>>20 He has 30 black marbles because 100 x .3 = <<100*.3=30>>30 He has 50 color marbles because 100 - 20 - 30 = <<100-20-30=50>>50 He earns $1 from white marbles because 20 x .0...
Alvin is selling his marble set. He has 100 marbles. 20% are white, 30% are black, and the rest are different colors. He sells the white ones for a nickel each, the black ones for a dime each, and the colors for $0.20 each. How much does he earn?
13
4
14
28
C
He has 20 white marbles because 100 x .2 = <<100*.2=20>>20 He has 30 black marbles because 100 x .3 = <<100*.3=30>>30 He has 50 color marbles because 100 - 20 - 30 = <<100-20-30=50>>50 He earns $1 from white marbles because 20 x .05 = <<20*.05=1>>1 He earns $3 from the black marbles because 30 x .1 = <<30*.1=3>>3 He ea...
gsm8k_converted
Answer the following multiple choice question by selecting the correct option. Question: What energy source, now making a comeback, has helped propel ships and pump water for many years? A: wind energy B: solar energy C: geothermal energy D: weather energy Answer:
Answer the following multiple choice question by selecting the correct option. Context: The whirring blades of these wind turbines look stark against the darkening sky at sunset. The energy of the wind causes the blades to spin, and the energy of the spinning blades is used to generate electricity. People have been us...
What energy source, now making a comeback, has helped propel ships and pump water for many years?
wind energy
solar energy
geothermal energy
weather energy
A
The whirring blades of these wind turbines look stark against the darkening sky at sunset. The energy of the wind causes the blades to spin, and the energy of the spinning blades is used to generate electricity. People have been using wind for energy for centuries. Until about 200 years ago, for example, ships depended...
sciq
Answer the following multiple choice question by selecting the correct option. Question: Martha needs 4 cups of berries and 2 cups of heavy cream to make 1 quart of ice cream. She wants to make 1 quart of strawberry ice cream and 1 quart of raspberry ice cream. At the farmers market, the 2 cup packages of strawberri...
Answer the following multiple choice question by selecting the correct option. Context: She needs 4 cups of strawberries per quart of ice cream and the strawberries are sold in 2 cup packages. So 4/2 = <<4/2=2>>2 packages of strawberries The strawberries cost $3.00 per package and she needs 2 so 3*2=$<<3*2=6.00>>6.00 ...
Martha needs 4 cups of berries and 2 cups of heavy cream to make 1 quart of ice cream. She wants to make 1 quart of strawberry ice cream and 1 quart of raspberry ice cream. At the farmers market, the 2 cup packages of strawberries are $3.00 each and the 2 cup package of raspberries are $5.00 each. The heavy cream is...
40
30
20
16
C
She needs 4 cups of strawberries per quart of ice cream and the strawberries are sold in 2 cup packages. So 4/2 = <<4/2=2>>2 packages of strawberries The strawberries cost $3.00 per package and she needs 2 so 3*2=$<<3*2=6.00>>6.00 She needs 4 cups of raspberries per quart of ice cream and the raspberries are sold in 2 ...
gsm8k_converted
Answer the following multiple choice question by selecting the correct option. Question: A box of rainbow nerds contains 10 purple candies, 4 more yellow candies, and 2 fewer green candies than yellow candies. How many rainbow nerds are there in the box? A: 37 B: 46 C: 36 D: 72 Answer:
Answer the following multiple choice question by selecting the correct option. Context: There are 10 + 4 = <<10+4=14>>14 yellow candies. There are 14 - 2 = <<14-2=12>>12 green candies. There are 10 + 14 + 12 = <<10+14+12=36>>36 rainbow nerds candies in the box. #### 36 Question: A box of rainbow nerds contains 10 pur...
A box of rainbow nerds contains 10 purple candies, 4 more yellow candies, and 2 fewer green candies than yellow candies. How many rainbow nerds are there in the box?
37
46
36
72
C
There are 10 + 4 = <<10+4=14>>14 yellow candies. There are 14 - 2 = <<14-2=12>>12 green candies. There are 10 + 14 + 12 = <<10+14+12=36>>36 rainbow nerds candies in the box. #### 36
gsm8k_converted
Answer the following multiple choice question by selecting the correct option. Question: A plant needing to photosynthesize will want to be placed nearest to a A: fridge B: bed C: skylight D: basement Answer:
Answer the following multiple choice question by selecting the correct option. Context: a plant requires sunlight for photosynthesis Question: A plant needing to photosynthesize will want to be placed nearest to a A: fridge B: bed C: skylight D: basement Answer:
A plant needing to photosynthesize will want to be placed nearest to a
fridge
bed
skylight
basement
C
a plant requires sunlight for photosynthesis
openbookqa
Answer the following multiple choice question by selecting the correct option. Question: Simple interest on a certain sum of money for 3 years at 8% per annum is half the compound interest on $4000 for 2 years at 10% per annum. The sum placed on simple interest is: A: $1750 B: $2250 C: $1250 D: $1500 Answer:
Answer the following multiple choice question by selecting the correct option. Context: Compound Interest = (4000 x (1 + 10/100)^2 - 4000) = 4000 x 11/10 x 11/10 - 4000 = 840 Therefore the sum is 420 x 100/(3 x 8) = 1750. Answer A) $1750 Question: Simple interest on a certain sum of money for 3 years at 8% per annum ...
Simple interest on a certain sum of money for 3 years at 8% per annum is half the compound interest on $4000 for 2 years at 10% per annum. The sum placed on simple interest is:
$1750
$2250
$1250
$1500
A
Compound Interest = (4000 x (1 + 10/100)^2 - 4000) = 4000 x 11/10 x 11/10 - 4000 = 840 Therefore the sum is 420 x 100/(3 x 8) = 1750. Answer A) $1750
aqua_rat
Answer the following multiple choice question by selecting the correct option. Question: What is used for the fermentation process that makes beer, wine, and bread? A: fungi B: yeast C: barley D: whey Answer:
Answer the following multiple choice question by selecting the correct option. Context: Yeast are used for the fermentation process that makes beer, wine, and bread. Question: What is used for the fermentation process that makes beer, wine, and bread? A: fungi B: yeast C: barley D: whey Answer:
What is used for the fermentation process that makes beer, wine, and bread?
fungi
yeast
barley
whey
B
Yeast are used for the fermentation process that makes beer, wine, and bread.
sciq
Answer the following multiple choice question by selecting the correct option. Question: Ruth is counting the number of spots on her cow. The cow has 16 spots on its left side and three times that number plus 7 on its right side. How many spots does it have total? A: 56.8 B: 61 C: 71 D: 106.5 Answer:
Answer the following multiple choice question by selecting the correct option. Context: First multiply the number of spots on the left side by 3: 16 spots * 3 = <<16*3=48>>48 spots Then add 7 to find the number of spots on the right side: 48 spots + 7 spots = <<48+7=55>>55 spots Then add the number of spots on each si...
Ruth is counting the number of spots on her cow. The cow has 16 spots on its left side and three times that number plus 7 on its right side. How many spots does it have total?
56.8
61
71
106.5
C
First multiply the number of spots on the left side by 3: 16 spots * 3 = <<16*3=48>>48 spots Then add 7 to find the number of spots on the right side: 48 spots + 7 spots = <<48+7=55>>55 spots Then add the number of spots on each side to find the total number of spots: 55 spots + 16 spots = <<55+16=71>>71 spots #### 71
gsm8k_converted
Answer the following multiple choice question by selecting the correct option. Question: A batsman scored 120 runs whichincluded 3 boundaries and 8sixes. What % of his total score did he make by running between the wickets A: 40% B: 50% C: 65% D: 70% Answer:
Answer the following multiple choice question by selecting the correct option. Context: Number of runs made by running = 110 - (3 x 4 + 8 x 6) = 120 - (60) = 60 Now, we need to calculate 60 is what percent of 120. => 60/120 * 100 = 50 % B Question: A batsman scored 120 runs whichincluded 3 boundaries and 8sixes. What...
A batsman scored 120 runs whichincluded 3 boundaries and 8sixes. What % of his total score did he make by running between the wickets
40%
50%
65%
70%
B
Number of runs made by running = 110 - (3 x 4 + 8 x 6) = 120 - (60) = 60 Now, we need to calculate 60 is what percent of 120. => 60/120 * 100 = 50 % B
aqua_rat
Answer the following multiple choice question by selecting the correct option. Question: If an animal is trained to do something, that is a learned what? A: mode of conduct B: sensation C: emotion D: feeling Answer:
Answer the following multiple choice question by selecting the correct option. Context: if an animal is trained to do something then that something is a learned behavior Question: If an animal is trained to do something, that is a learned what? A: mode of conduct B: sensation C: emotion D: feeling Answer:
If an animal is trained to do something, that is a learned what?
mode of conduct
sensation
emotion
feeling
A
if an animal is trained to do something then that something is a learned behavior
openbookqa
Answer the following multiple choice question by selecting the correct option. Question: What kind of proteins either activate or deactivate the transcription of other genes? A: master complex proteins B: master regulatory proteins C: perfect regulatory proteins D: carbon proteins Answer:
Answer the following multiple choice question by selecting the correct option. Context: What makes the heart form during development? What makes the skin form? What makes a structure become an arm instead of a leg? These processes occur during development because of a highly specific pattern of gene expression. This i...
What kind of proteins either activate or deactivate the transcription of other genes?
master complex proteins
master regulatory proteins
perfect regulatory proteins
carbon proteins
B
What makes the heart form during development? What makes the skin form? What makes a structure become an arm instead of a leg? These processes occur during development because of a highly specific pattern of gene expression. This intensely regulated pattern of gene expression turns genes on in the right cell at the rig...
sciq
Answer the following multiple choice question by selecting the correct option. Question: Bacteria, viruses, fungi, and protozoa are examples of what, the term for a disease-causing microorganism? A: pathogen B: fungus C: germ D: microbe Answer:
Answer the following multiple choice question by selecting the correct option. Context: There are several types of pathogens that cause diseases in human beings. They include bacteria, viruses, fungi, and protozoa. The different types are described in Table below . The table also lists several diseases caused by each ...
Bacteria, viruses, fungi, and protozoa are examples of what, the term for a disease-causing microorganism?
pathogen
fungus
germ
microbe
A
There are several types of pathogens that cause diseases in human beings. They include bacteria, viruses, fungi, and protozoa. The different types are described in Table below . The table also lists several diseases caused by each type of pathogen. Many infectious diseases caused by these pathogens can be cured with me...
sciq
Answer the following multiple choice question by selecting the correct option. Question: Pathogenic prokaryotes usually cause illness by producing what? A: poisons B: insects C: ions D: organisms Answer:
Answer the following multiple choice question by selecting the correct option. Question: Pathogenic prokaryotes usually cause illness by producing what? A: poisons B: insects C: ions D: organisms Answer:
Pathogenic prokaryotes usually cause illness by producing what?
poisons
insects
ions
organisms
A
null
sciq
Answer the following multiple choice question by selecting the correct option. Question: Trey is hanging wall decorations around his house. He uses a nail for each of two-thirds of them, a thumbtack for each of two-fifths of the rest, and a sticky strip for each of the other decorations. He used 15 sticky strips. How ...
Answer the following multiple choice question by selecting the correct option. Context: Trey used 15 sticky strips for 3/5 of the remaining decorations after using nails, so he used 15 * / 3/5 = 25 thumbtacks and sticky strips The 25 decorations were 1/3 of the total decorations, so he used 25 / 1/3 = 75 total decorat...
Trey is hanging wall decorations around his house. He uses a nail for each of two-thirds of them, a thumbtack for each of two-fifths of the rest, and a sticky strip for each of the other decorations. He used 15 sticky strips. How many nails did Trey use?
49
50
40
75
B
Trey used 15 sticky strips for 3/5 of the remaining decorations after using nails, so he used 15 * / 3/5 = 25 thumbtacks and sticky strips The 25 decorations were 1/3 of the total decorations, so he used 25 / 1/3 = 75 total decorations The nails were 2/3 of the decorations, so Trey used 75 decorations * 2/3 = <<2/3*75=...
gsm8k_converted
Answer the following multiple choice question by selecting the correct option. Question: How do generators make electricity? A: Movement B: engines C: ligt D: electrically Answer:
Answer the following multiple choice question by selecting the correct option. Context: Fact 1: a generator converts kinetic energy into electrical energy Fact 2: Kinetic energy is the energy of movement. Combined: Generators use movement to create electrical energy Question: How do generators make electricity? A: M...
How do generators make electricity?
Movement
engines
ligt
electrically
A
Fact 1: a generator converts kinetic energy into electrical energy Fact 2: Kinetic energy is the energy of movement. Combined: Generators use movement to create electrical energy
qasc
Answer the following multiple choice question by selecting the correct option. Question: The law of conservation mass states that matter cannot be created or what? A: moved B: observed C: changed D: destroyed Answer:
Answer the following multiple choice question by selecting the correct option. Context: The law of conservation of mass states that matter cannot be created or destroyed. Question: The law of conservation mass states that matter cannot be created or what? A: moved B: observed C: changed D: destroyed Answer:
The law of conservation mass states that matter cannot be created or what?
moved
observed
changed
destroyed
D
The law of conservation of mass states that matter cannot be created or destroyed.
sciq
Answer the following multiple choice question by selecting the correct option. Question: A fill pipe can fill 1/2 of cistern in 25 minutes. In how many minutes, it can fill 1/2 of the cistern? A: 10 min B: 15 min C: 20 min D: 25 min Answer:
Answer the following multiple choice question by selecting the correct option. Context: Required time = 25*2*1/2 = 25 minutes Answer is D Question: A fill pipe can fill 1/2 of cistern in 25 minutes. In how many minutes, it can fill 1/2 of the cistern? A: 10 min B: 15 min C: 20 min D: 25 min Answer:
A fill pipe can fill 1/2 of cistern in 25 minutes. In how many minutes, it can fill 1/2 of the cistern?
10 min
15 min
20 min
25 min
D
Required time = 25*2*1/2 = 25 minutes Answer is D
aqua_rat
Answer the following multiple choice question by selecting the correct option. Question: What causes harm to living things? A: some plants B: Pesticides C: toxins D: steroids Answer:
Answer the following multiple choice question by selecting the correct option. Context: Fact 1: poison causes harm to living things Fact 2: Some plants are deadly poisonous . Combined: Some plants causes harm to living things. Question: What causes harm to living things? A: some plants B: Pesticides C: toxins D: ste...
What causes harm to living things?
some plants
Pesticides
toxins
steroids
A
Fact 1: poison causes harm to living things Fact 2: Some plants are deadly poisonous . Combined: Some plants causes harm to living things.
qasc
Answer the following multiple choice question by selecting the correct option. Question: How many valence electrons can be found in a carbon atom? A: five B: One C: four D: three Answer:
Answer the following multiple choice question by selecting the correct option. Context: Let’s briefly review the basics of covalent bonding as they pertain to carbon. Carbon has four valence electrons, which have a 2s 2 2p 2 configuration in isolated carbon atoms. These four electrons allow carbon to form four covalen...
How many valence electrons can be found in a carbon atom?
five
One
four
three
C
Let’s briefly review the basics of covalent bonding as they pertain to carbon. Carbon has four valence electrons, which have a 2s 2 2p 2 configuration in isolated carbon atoms. These four electrons allow carbon to form four covalent bonds, which can mean four single bonds or some combination of single, double, and trip...
sciq
Answer the following multiple choice question by selecting the correct option. Question: Which of these items was able to keep things cool thanks to electrical conversion? A: magic carpet B: snowy road C: light bulb D: table fan Answer:
Answer the following multiple choice question by selecting the correct option. Context: electrical devices convert electricity into other forms of energy Question: Which of these items was able to keep things cool thanks to electrical conversion? A: magic carpet B: snowy road C: light bulb D: table fan Answer:
Which of these items was able to keep things cool thanks to electrical conversion?
magic carpet
snowy road
light bulb
table fan
D
electrical devices convert electricity into other forms of energy
openbookqa
Answer the following multiple choice question by selecting the correct option. Question: The ordovician-silurian extinction event is the first recorded mass extinction and the second largest. during this period, about what percent of marine species went extinct? A: 85 percent B: 10 percent C: 99 percent D: 40 percent...
Answer the following multiple choice question by selecting the correct option. Context: The Ordovician-Silurian extinction event is the first recorded mass extinction and the second largest. During this period, about 85 percent of marine species (few species lived outside the oceans) became extinct. The main hypothesi...
The ordovician-silurian extinction event is the first recorded mass extinction and the second largest. during this period, about what percent of marine species went extinct?
85 percent
10 percent
99 percent
40 percent
A
The Ordovician-Silurian extinction event is the first recorded mass extinction and the second largest. During this period, about 85 percent of marine species (few species lived outside the oceans) became extinct. The main hypothesis for its cause is a period of glaciation and then warming. The extinction event actually...
sciq
Answer the following multiple choice question by selecting the correct option. Question: what requires great amounts of water to survive? A: bears B: cactii C: fish D: squids Answer:
Answer the following multiple choice question by selecting the correct option. Context: Fact 1: an aquatic animal requires great amounts of water to survive Fact 2: Fish are backboned aquatic animals. Combined: fish require great amounts of water to survive Question: what requires great amounts of water to survive? ...
what requires great amounts of water to survive?
bears
cactii
fish
squids
C
Fact 1: an aquatic animal requires great amounts of water to survive Fact 2: Fish are backboned aquatic animals. Combined: fish require great amounts of water to survive
qasc
Answer the following multiple choice question by selecting the correct option. Question: Evaluate: |4 - 8(3 - 12)| - |5 - 11| = A: 49 B: 55 C: 69 D: 70 Answer:
Answer the following multiple choice question by selecting the correct option. Context: According to order of operations, inner brackets first. Hence |4 - 8(3 - 12)| - |5 - 11| = |4 - 8*(-9)| - |5 - 11| According to order of operations, multiplication within absolute value signs (which may be considered as brackets wh...
Evaluate: |4 - 8(3 - 12)| - |5 - 11| =
49
55
69
70
D
According to order of operations, inner brackets first. Hence |4 - 8(3 - 12)| - |5 - 11| = |4 - 8*(-9)| - |5 - 11| According to order of operations, multiplication within absolute value signs (which may be considered as brackets when it comes to order of operations) next. Hence = |4 + 72| - |5 - 11| = |76| - |-6| = 76 ...
aqua_rat
Answer the following multiple choice question by selecting the correct option. Question: Where do radio waves lie on the electromagnetic spectrum? A: middle B: far right C: top D: far left Answer:
Answer the following multiple choice question by selecting the correct option. Context: Courtesy of NASA. Radio waves lie at the far left of the electromagnetic spectrum . Public Domain. Question: Where do radio waves lie on the electromagnetic spectrum? A: middle B: far right C: top D: far left Answer:
Where do radio waves lie on the electromagnetic spectrum?
middle
far right
top
far left
D
Courtesy of NASA. Radio waves lie at the far left of the electromagnetic spectrum . Public Domain.
sciq
Answer the following multiple choice question by selecting the correct option. Question: If you find an animal that isnt breathing, it is safe to assume that thing A: watched TV B: cried C: perished D: laughed Answer:
Answer the following multiple choice question by selecting the correct option. Context: if a living thing dies then that living thing is dead Question: If you find an animal that isnt breathing, it is safe to assume that thing A: watched TV B: cried C: perished D: laughed Answer:
If you find an animal that isnt breathing, it is safe to assume that thing
watched TV
cried
perished
laughed
C
if a living thing dies then that living thing is dead
openbookqa
Answer the following multiple choice question by selecting the correct option. Question: In an increasing sequence of 8 consecutive integers, the sum of the first 4 integers is 570. What is the sum of the last 4 integers in the sequence? A: 585 B: 580 C: 586 D: 587 Answer:
Answer the following multiple choice question by selecting the correct option. Context: Solution: In solving this problem we must first remember that when we have 8 consecutive integers we can display them in terms of just 1 variable. Thus, we have the following: Integer 1: x Integer 2: x + 1 Integer 3: x + 2 Integer ...
In an increasing sequence of 8 consecutive integers, the sum of the first 4 integers is 570. What is the sum of the last 4 integers in the sequence?
585
580
586
587
C
Solution: In solving this problem we must first remember that when we have 8 consecutive integers we can display them in terms of just 1 variable. Thus, we have the following: Integer 1: x Integer 2: x + 1 Integer 3: x + 2 Integer 4: x + 3 Integer 5: x + 4 Integer 6: x + 5 Integer 7: x + 6 Integer 8: x + 7 We are given...
aqua_rat
Answer the following multiple choice question by selecting the correct option. Question: What heats most of the Earth's surface during the day? A: sun light B: Solar energy C: rain D: light Answer:
Answer the following multiple choice question by selecting the correct option. Context: Fact 1: absorbing energy causes objects to heat Fact 2: Sunlight shines through the atmosphere and is absorbed by the Earth's surface. Combined: Sunlight heats the Earth's surface Question: What heats most of the Earth's surface ...
What heats most of the Earth's surface during the day?
sun light
Solar energy
rain
light
A
Fact 1: absorbing energy causes objects to heat Fact 2: Sunlight shines through the atmosphere and is absorbed by the Earth's surface. Combined: Sunlight heats the Earth's surface
qasc
Answer the following multiple choice question by selecting the correct option. Question: Mell went to a cafeteria to spend some time with her friends. She ordered two cups of coffee and one piece of cake. Two of her friends ordered the same, but each of them also bought a bowl of ice cream. One cup of coffee is $4, on...
Answer the following multiple choice question by selecting the correct option. Context: Mell's friends bought two bowls of ice cream, so that was a cost of 2 * 3 = $<<2*3=6>>6. They all three bought two cups of coffee each, so they ordered 2 * 3 = <<2*3=6>>6 cups of coffee in total. The cost of the coffee was therefor...
Mell went to a cafeteria to spend some time with her friends. She ordered two cups of coffee and one piece of cake. Two of her friends ordered the same, but each of them also bought a bowl of ice cream. One cup of coffee is $4, one piece of cake is $7, and a bowl of ice cream is $3. How much money did Mell and her frie...
51
76.5
52
25.5
A
Mell's friends bought two bowls of ice cream, so that was a cost of 2 * 3 = $<<2*3=6>>6. They all three bought two cups of coffee each, so they ordered 2 * 3 = <<2*3=6>>6 cups of coffee in total. The cost of the coffee was therefore 6 * 4 = $<<6*4=24>>24. All her friends bought one piece of cake each, so the cost of it...
gsm8k_converted
Answer the following multiple choice question by selecting the correct option. Question: A navigator may be in charge of A: shoveling a sidewalk B: clearing a tree C: conducting a car D: riding a bike Answer:
Answer the following multiple choice question by selecting the correct option. Context: An example of navigation is directing a boat Question: A navigator may be in charge of A: shoveling a sidewalk B: clearing a tree C: conducting a car D: riding a bike Answer:
A navigator may be in charge of
shoveling a sidewalk
clearing a tree
conducting a car
riding a bike
C
An example of navigation is directing a boat
openbookqa
Answer the following multiple choice question by selecting the correct option. Question: Jennifer bought twice as many candies as Emily and three times as many as Bob bought. If Emily bought 6 candies, how many candies did Bob buy? A: 3.2 B: 14 C: 3 D: 4 Answer:
Answer the following multiple choice question by selecting the correct option. Context: Jennifer bought twice as many as Emily (who bought 6 candies) which is 6*2 = <<6*2=12>>12 candies 12 candies (that Jennifer bought) is three times as much as what Bob bought which means 3*what Bob bought = 12 Dividing both sides of...
Jennifer bought twice as many candies as Emily and three times as many as Bob bought. If Emily bought 6 candies, how many candies did Bob buy?
3.2
14
3
4
D
Jennifer bought twice as many as Emily (who bought 6 candies) which is 6*2 = <<6*2=12>>12 candies 12 candies (that Jennifer bought) is three times as much as what Bob bought which means 3*what Bob bought = 12 Dividing both sides of the equation by 3 gives: Number of candies Bob bought = 12/3 = <<12/3=4>>4 candies #### ...
gsm8k_converted
Answer the following multiple choice question by selecting the correct option. Question: The difference between the simple interest received from two different sources on Rs. 1000 for 3 years is Rs. 13.50. The difference between their rates of interest is? A: A)2.4% B: B)2.6% C: C)0.3% D: D)0.25% Answer:
Answer the following multiple choice question by selecting the correct option. Context: (1000 * R1 * 3)/100 - (1000 * R2 * 3)/100 = 13.50 4000(R1 - R2) = 1350 R1 - R2 = 0.25% Answer:D Question: The difference between the simple interest received from two different sources on Rs. 1000 for 3 years is Rs. 13.50. The dif...
The difference between the simple interest received from two different sources on Rs. 1000 for 3 years is Rs. 13.50. The difference between their rates of interest is?
A)2.4%
B)2.6%
C)0.3%
D)0.25%
D
(1000 * R1 * 3)/100 - (1000 * R2 * 3)/100 = 13.50 4000(R1 - R2) = 1350 R1 - R2 = 0.25% Answer:D
aqua_rat
Answer the following multiple choice question by selecting the correct option. Question: My mother celebrated her birthday with a total of 60 guests. Half of the guests are women, 15 are men, and the rest are children. In the middle of the celebration, 1/3 of the men and 5 children left. How many people stayed and enj...
Answer the following multiple choice question by selecting the correct option. Context: There were 60 guests / 2 = <<60/2=30>>30 women at my mother's birthday celebration. There were 30 women + 15 men = <<30+15=45>>45 men and women. So, 60 people - 45 men and women = <<60-45=15>>15 were children. Then, 15 men / 3 = <<...
My mother celebrated her birthday with a total of 60 guests. Half of the guests are women, 15 are men, and the rest are children. In the middle of the celebration, 1/3 of the men and 5 children left. How many people stayed and enjoyed the birthday celebration?
40
50
100
60
B
There were 60 guests / 2 = <<60/2=30>>30 women at my mother's birthday celebration. There were 30 women + 15 men = <<30+15=45>>45 men and women. So, 60 people - 45 men and women = <<60-45=15>>15 were children. Then, 15 men / 3 = <<15/3=5>>5 men left. Thus, 5 men + 5 children = 10 people left. Therefore, 60 people - 10 ...
gsm8k_converted
Answer the following multiple choice question by selecting the correct option. Question: Average global temperature has been doing what for the past several decades? A: rising B: stabilizing C: falling D: fluctuating Answer:
Answer the following multiple choice question by selecting the correct option. Context: Average global temperature has been rising for the past several decades. Question: Average global temperature has been doing what for the past several decades? A: rising B: stabilizing C: falling D: fluctuating Answer:
Average global temperature has been doing what for the past several decades?
rising
stabilizing
falling
fluctuating
A
Average global temperature has been rising for the past several decades.
sciq
Answer the following multiple choice question by selecting the correct option. Question: Mama bird has 6 babies in the nest. She needs to feed each baby 3 worms a day. Papa bird caught 9 worms. If she caught 13 worms and had 2 stolen, how many more does she need to catch to feed them for 3 days? A: 51 B: 44 C: 34 D...
Answer the following multiple choice question by selecting the correct option. Context: Each day, mama bird needs to catch 6 x 3 = <<6*3=18>>18 worms. For 3 days, she needs 18 x 3 = <<18*3=54>>54 worms. She already has 13 - 2 = <<13-2=11>>11 worms. With papa bird’s catch, they have 11 + 9 = <<11+9=20>>20 worms. To fee...
Mama bird has 6 babies in the nest. She needs to feed each baby 3 worms a day. Papa bird caught 9 worms. If she caught 13 worms and had 2 stolen, how many more does she need to catch to feed them for 3 days?
51
44
34
35
C
Each day, mama bird needs to catch 6 x 3 = <<6*3=18>>18 worms. For 3 days, she needs 18 x 3 = <<18*3=54>>54 worms. She already has 13 - 2 = <<13-2=11>>11 worms. With papa bird’s catch, they have 11 + 9 = <<11+9=20>>20 worms. To feed the babies for 3 days, she needs to catch 54 - 20 = <<54-20=34>>34 more worms. #### 34
gsm8k_converted
Answer the following multiple choice question by selecting the correct option. Question: A flower 's purpose is to produce what? A: Pollen grains B: mature ovules C: genetic material D: organic molecules Answer:
Answer the following multiple choice question by selecting the correct option. Context: Fact 1: a flower 's purpose is to produce seeds Fact 2: Seeds are mature Ovules . Combined: A flower 's purpose is to produce mature ovules. Question: A flower 's purpose is to produce what? A: Pollen grains B: mature ovules C: g...
A flower 's purpose is to produce what?
Pollen grains
mature ovules
genetic material
organic molecules
B
Fact 1: a flower 's purpose is to produce seeds Fact 2: Seeds are mature Ovules . Combined: A flower 's purpose is to produce mature ovules.
qasc
Answer the following multiple choice question by selecting the correct option. Question: In how many ways a team of 11 must be selected a team 5 men and 11 women such that the team must comprise of not more than 3 men. A: 22399 B: 2256 C: 2700 D: 279078 Answer:
Answer the following multiple choice question by selecting the correct option. Context: Maximum 3 men can be played which means there can be 0, 1, 2, 3 men in the team. (5C0×11C11)+(5C1×11C10)+(5C2×11C9)+(5C3×11C8)=2256(5C0×11C11)+(5C1×11C10)+(5C2×11C9)+(5C3×11C8)=2256 Answer:B Question: In how many ways a team of 11...
In how many ways a team of 11 must be selected a team 5 men and 11 women such that the team must comprise of not more than 3 men.
22399
2256
2700
279078
B
Maximum 3 men can be played which means there can be 0, 1, 2, 3 men in the team. (5C0×11C11)+(5C1×11C10)+(5C2×11C9)+(5C3×11C8)=2256(5C0×11C11)+(5C1×11C10)+(5C2×11C9)+(5C3×11C8)=2256 Answer:B
aqua_rat
Answer the following multiple choice question by selecting the correct option. Question: Kat gets a 95% on her first math test and an 80% on her second math test. If she wants an average grade of at least 90% in her math class, what does she need to get on her third final math test? A: 95 B: 47.5 C: 96 D: 85 Answer:...
Answer the following multiple choice question by selecting the correct option. Context: Let x = the percent needed on her third math test (95 + 80 + x)/3 = 90 (95 + 80 + x) = 270 x = 270 - 95 - 80 x = <<95=95>>95 #### 95 Question: Kat gets a 95% on her first math test and an 80% on her second math test. If she wants ...
Kat gets a 95% on her first math test and an 80% on her second math test. If she wants an average grade of at least 90% in her math class, what does she need to get on her third final math test?
95
47.5
96
85
A
Let x = the percent needed on her third math test (95 + 80 + x)/3 = 90 (95 + 80 + x) = 270 x = 270 - 95 - 80 x = <<95=95>>95 #### 95
gsm8k_converted
Answer the following multiple choice question by selecting the correct option. Question: what can cause blood pH to become unbalanced? A: aerobic activities B: h2o C: the sun D: Heavy rains Answer:
Answer the following multiple choice question by selecting the correct option. Context: Fact 1: Blood pH may become unbalanced if the rate of breathing is too fast or too slow. Fact 2: Aerobic activities are exercises that cause deep breathing and a fast heart rate. Combined: blood pH may become unbalanced from aerobi...
what can cause blood pH to become unbalanced?
aerobic activities
h2o
the sun
Heavy rains
A
Fact 1: Blood pH may become unbalanced if the rate of breathing is too fast or too slow. Fact 2: Aerobic activities are exercises that cause deep breathing and a fast heart rate. Combined: blood pH may become unbalanced from aerobic activities
qasc
Answer the following multiple choice question by selecting the correct option. Question: What is treating water to remove harmful substances done before? A: vaporization B: bacteria C: evaporation D: hydration Answer:
Answer the following multiple choice question by selecting the correct option. Context: Fact 1: treating water is used to remove harmful substances before drinking Fact 2: Hydration is maintained by drinking a lot of fluid. Combined: treating water is used to remove harmful substances before hydration Question: What ...
What is treating water to remove harmful substances done before?
vaporization
bacteria
evaporation
hydration
D
Fact 1: treating water is used to remove harmful substances before drinking Fact 2: Hydration is maintained by drinking a lot of fluid. Combined: treating water is used to remove harmful substances before hydration
qasc
Answer the following multiple choice question by selecting the correct option. Question: What water is about 3.5% salt? A: fresh water B: seawater C: glacial water D: spring water Answer:
Answer the following multiple choice question by selecting the correct option. Context: You know that ocean water is salty. How salty is it? What is the salinity of seawater? Average seawater is about 3.5% salt. The amount is different if there is a nearby source of freshwater. It is also different if there is a lot o...
What water is about 3.5% salt?
fresh water
seawater
glacial water
spring water
B
You know that ocean water is salty. How salty is it? What is the salinity of seawater? Average seawater is about 3.5% salt. The amount is different if there is a nearby source of freshwater. It is also different if there is a lot of evaporation in an area. How do you think these things affect seawater salinity? Seawate...
sciq
Answer the following multiple choice question by selecting the correct option. Question: Mario and Nina each have a bag of marbles, each of which contains 12 blue marbles, 10 red marbles, and 18 white marbles. If Mario and Nina each select one marble from their respective bags, what is the probability that either Mari...
Answer the following multiple choice question by selecting the correct option. Context: Mario and Nina each select one marble from their respective bags. Probability that either Mario or Nina select a red marble = Probability that Mario selects a red marble + Probability that Nina selects a red marble Probability that...
Mario and Nina each have a bag of marbles, each of which contains 12 blue marbles, 10 red marbles, and 18 white marbles. If Mario and Nina each select one marble from their respective bags, what is the probability that either Mario or Nina select a red marble?
3/4
2/4
1/4
1/8
D
Mario and Nina each select one marble from their respective bags. Probability that either Mario or Nina select a red marble = Probability that Mario selects a red marble + Probability that Nina selects a red marble Probability that either Mario or Nina select a red marble = (10/40)*(10/40) + (10/40)*(10/40) = 2*(1/16) ...
aqua_rat
Answer the following multiple choice question by selecting the correct option. Question: Rivers easily dissolve nutrients and: A: bacteria B: chemicals C: oxygen D: sodium Answer:
Answer the following multiple choice question by selecting the correct option. Context: Fact 1: Running water is better able to dissolve oxygen and nutrients than standing water. Fact 2: Large, warm rivers hold populations but few occur in cold running water. Combined: Oxygen and nutrients dissolve easily in rivers. ...
Rivers easily dissolve nutrients and:
bacteria
chemicals
oxygen
sodium
C
Fact 1: Running water is better able to dissolve oxygen and nutrients than standing water. Fact 2: Large, warm rivers hold populations but few occur in cold running water. Combined: Oxygen and nutrients dissolve easily in rivers.
qasc
Answer the following multiple choice question by selecting the correct option. Question: What are regular changes in biology or behavior that occur in a 24 hour cycle? A: life cycle B: circadian rhythm C: cognitive rhythm D: auditory rhythm Answer:
Answer the following multiple choice question by selecting the correct option. Context: Circadian rhythms are regular changes in biology or behavior that occur in a 24-hour cycle. In humans, for example, blood pressure and body temperature change in a regular way throughout each 24-hour day. Question: What are regula...
What are regular changes in biology or behavior that occur in a 24 hour cycle?
life cycle
circadian rhythm
cognitive rhythm
auditory rhythm
B
Circadian rhythms are regular changes in biology or behavior that occur in a 24-hour cycle. In humans, for example, blood pressure and body temperature change in a regular way throughout each 24-hour day.
sciq
Answer the following multiple choice question by selecting the correct option. Question: A person avoiding UV rays would A: gather seashells at the beach B: sunbathe in their yard C: dig a trench outdoors D: close their bedroom blinds Answer:
Answer the following multiple choice question by selecting the correct option. Context: sunlight contains ultraviolet light Question: A person avoiding UV rays would A: gather seashells at the beach B: sunbathe in their yard C: dig a trench outdoors D: close their bedroom blinds Answer:
A person avoiding UV rays would
gather seashells at the beach
sunbathe in their yard
dig a trench outdoors
close their bedroom blinds
D
sunlight contains ultraviolet light
openbookqa
Answer the following multiple choice question by selecting the correct option. Question: Nonshivering thermogenesis, which involves the breakdown of brown adipose tissue, is a special methods newborns have for what purpose? A: generating heat B: harnessing heat C: moving heat D: losing heat Answer:
Answer the following multiple choice question by selecting the correct option. Context: Thermoregulatory Adjustments The fetus floats in warm amniotic fluid that is maintained at a temperature of approximately 98.6°F with very little fluctuation. Birth exposes newborns to a cooler environment in which they have to reg...
Nonshivering thermogenesis, which involves the breakdown of brown adipose tissue, is a special methods newborns have for what purpose?
generating heat
harnessing heat
moving heat
losing heat
A
Thermoregulatory Adjustments The fetus floats in warm amniotic fluid that is maintained at a temperature of approximately 98.6°F with very little fluctuation. Birth exposes newborns to a cooler environment in which they have to regulate their own body temperature. Newborns have a higher ratio of surface area to volume ...
sciq
Answer the following multiple choice question by selecting the correct option. Question: What are the units of basic information on chromosomes? A: colors B: heriditary C: sensory neurons D: Most plants Answer:
Answer the following multiple choice question by selecting the correct option. Context: Fact 1: Genes that are located on the same chromosome are called linked genes. Fact 2: Gene A gene is the basic unit of heriditary information. Combined: Chromosomes contain the basic units of heriditary information. Question: Wha...
What are the units of basic information on chromosomes?
colors
heriditary
sensory neurons
Most plants
B
Fact 1: Genes that are located on the same chromosome are called linked genes. Fact 2: Gene A gene is the basic unit of heriditary information. Combined: Chromosomes contain the basic units of heriditary information.
qasc
Answer the following multiple choice question by selecting the correct option. Question: For a race a distance of 224 meters can be covered by P in 28 seconds and Q in 32 seconds. By what distance does P defeat Q eventually? A: 32m B: 38m C: 34m D: 31m Answer:
Answer the following multiple choice question by selecting the correct option. Context: Explanation: This is a simple speed time problem. Given conditions: =>Speed of P= 224/28 = 8m/s =>Speed of Q=224/32 = 7m/s =>Difference in time taken = 4 seconds Therefore, Distance covered by P in that time= 8m/s x 4 seconds = 32 ...
For a race a distance of 224 meters can be covered by P in 28 seconds and Q in 32 seconds. By what distance does P defeat Q eventually?
32m
38m
34m
31m
A
Explanation: This is a simple speed time problem. Given conditions: =>Speed of P= 224/28 = 8m/s =>Speed of Q=224/32 = 7m/s =>Difference in time taken = 4 seconds Therefore, Distance covered by P in that time= 8m/s x 4 seconds = 32 metres ANSWER: A
aqua_rat
Answer the following multiple choice question by selecting the correct option. Question: What is still provided, whether the style is long or a mullet? A: braids B: it helps plants in growing C: characteristics D: insulation and protection Answer:
Answer the following multiple choice question by selecting the correct option. Context: Fact 1: Hair helps to insulate and protect the body. Fact 2: Frankly, long hair is quite different to a mullet style. Combined: Whether worn long or as a mullet, there is still insulation and protection provided. Question: What is...
What is still provided, whether the style is long or a mullet?
braids
it helps plants in growing
characteristics
insulation and protection
D
Fact 1: Hair helps to insulate and protect the body. Fact 2: Frankly, long hair is quite different to a mullet style. Combined: Whether worn long or as a mullet, there is still insulation and protection provided.
qasc
Answer the following multiple choice question by selecting the correct option. Question: In plants and algae, photosynthesis takes place in which organelles? A: chloroplasts B: fibroblasts C: cells D: stems Answer:
Answer the following multiple choice question by selecting the correct option. Context: In plants and algae, photosynthesis takes place in organelles called chloroplasts. Chloroplasts contain stacks of membranes called thylakoids, which contain chlorophyll. Thylakoids are surrounded by a fluid-filled space called stro...
In plants and algae, photosynthesis takes place in which organelles?
chloroplasts
fibroblasts
cells
stems
A
In plants and algae, photosynthesis takes place in organelles called chloroplasts. Chloroplasts contain stacks of membranes called thylakoids, which contain chlorophyll. Thylakoids are surrounded by a fluid-filled space called stroma.
sciq
Answer the following multiple choice question by selecting the correct option. Question: What is the term for getting used to something after being consistently exposed to it? A: dissociation B: modification C: habituation D: acceptance Answer:
Answer the following multiple choice question by selecting the correct option. Context: One of the simplest ways of learning that occurs in just about all animals is habituation. Habituation means learning to get used to something after being exposed to it repeatedly. It usually involves getting used to something that...
What is the term for getting used to something after being consistently exposed to it?
dissociation
modification
habituation
acceptance
C
One of the simplest ways of learning that occurs in just about all animals is habituation. Habituation means learning to get used to something after being exposed to it repeatedly. It usually involves getting used to something that is frightening or annoying but not dangerous.
sciq
Answer the following multiple choice question by selecting the correct option. Question: A thing that may be weathered when a plant lays down roots is A: bird feathers B: human legs C: dirt driveway D: ocean waves Answer:
Answer the following multiple choice question by selecting the correct option. Context: An example of weathering is when a plant root grows into a crack in rock Question: A thing that may be weathered when a plant lays down roots is A: bird feathers B: human legs C: dirt driveway D: ocean waves Answer:
A thing that may be weathered when a plant lays down roots is
bird feathers
human legs
dirt driveway
ocean waves
C
An example of weathering is when a plant root grows into a crack in rock
openbookqa
Answer the following multiple choice question by selecting the correct option. Question: A cloud gets fat and heavy because A: precipitation destroys B: clouds float C: precipitation condenses D: precipitation falls Answer:
Answer the following multiple choice question by selecting the correct option. Context: condensation is a stage in the water cycle process Question: A cloud gets fat and heavy because A: precipitation destroys B: clouds float C: precipitation condenses D: precipitation falls Answer:
A cloud gets fat and heavy because
precipitation destroys
clouds float
precipitation condenses
precipitation falls
C
condensation is a stage in the water cycle process
openbookqa
Answer the following multiple choice question by selecting the correct option. Question: When does most amphibians' parenting end? A: once eggs have been laid B: after adolescence C: once offspring reach adulthood D: never Answer:
Answer the following multiple choice question by selecting the correct option. Context: Amphibians generally lay large number of eggs. Often, many adults lay eggs in the same place at the same time. This helps to ensure that eggs will be fertilized and at least some of the embryos will survive. Once eggs have been lai...
When does most amphibians' parenting end?
once eggs have been laid
after adolescence
once offspring reach adulthood
never
A
Amphibians generally lay large number of eggs. Often, many adults lay eggs in the same place at the same time. This helps to ensure that eggs will be fertilized and at least some of the embryos will survive. Once eggs have been laid, most amphibians are done with their parenting.
sciq
Answer the following multiple choice question by selecting the correct option. Question: tipli and pikli are a married couple (dont ask me who he is and who she is) They have two children, one of the child is a boy. Assume safely that the probability of each gender is 1/2. What is the probability that the other child ...
Answer the following multiple choice question by selecting the correct option. Context: Solution: 1/3 This is a famous question in understanding conditional probability, which simply means that given some information you might be able to get a better estimate. The following are possible combinations of two children th...
tipli and pikli are a married couple (dont ask me who he is and who she is) They have two children, one of the child is a boy. Assume safely that the probability of each gender is 1/2. What is the probability that the other child is also a boy? Hint: It is not 1/2 as you would first think.
1/1
1/2
1/3
1/4
C
Solution: 1/3 This is a famous question in understanding conditional probability, which simply means that given some information you might be able to get a better estimate. The following are possible combinations of two children that form a sample space in any earthly family: Boy - Girl Girl - Boy Boy - Boy Girl - Girl...
aqua_rat
Answer the following multiple choice question by selecting the correct option. Question: What kind of light ranges from red to violet? A: x rays B: visible light C: infrared light D: ultraviolet light Answer:
Answer the following multiple choice question by selecting the correct option. Context: Visible Light The range of photon energies for visible light from red to violet is 1.63 to 3.26 eV, respectively (left for this chapter’s Problems and Exercises to verify). These energies are on the order of those between outer ele...
What kind of light ranges from red to violet?
x rays
visible light
infrared light
ultraviolet light
B
Visible Light The range of photon energies for visible light from red to violet is 1.63 to 3.26 eV, respectively (left for this chapter’s Problems and Exercises to verify). These energies are on the order of those between outer electron shells in atoms and molecules. This means that these photons can be absorbed by ato...
sciq
Answer the following multiple choice question by selecting the correct option. Question: If a 10 percent deposit that has been paid toward the purchase of a certain product is $55, how much more remains to be paid? A: $455 B: $495 C: $525 D: $550 Answer:
Answer the following multiple choice question by selecting the correct option. Context: 90% remains to be paid so the remaining amount is 9*55=$495. The answer is B. Question: If a 10 percent deposit that has been paid toward the purchase of a certain product is $55, how much more remains to be paid? A: $455 B: $495...
If a 10 percent deposit that has been paid toward the purchase of a certain product is $55, how much more remains to be paid?
$455
$495
$525
$550
B
90% remains to be paid so the remaining amount is 9*55=$495. The answer is B.
aqua_rat
Answer the following multiple choice question by selecting the correct option. Question: What helps pumice float in water? A: large mass B: gas bubble holes C: high density D: gravity Answer:
Answer the following multiple choice question by selecting the correct option. Context: Some extrusive igneous rocks cool so rapidly that crystals do not develop at all. These form a glass, such as obsidian. Others, such as pumice, contain holes where gas bubbles were trapped in the lava. The holes make pumice so ligh...
What helps pumice float in water?
large mass
gas bubble holes
high density
gravity
B
Some extrusive igneous rocks cool so rapidly that crystals do not develop at all. These form a glass, such as obsidian. Others, such as pumice, contain holes where gas bubbles were trapped in the lava. The holes make pumice so light that it actually floats in water. The most common extrusive igneous rock is basalt. It ...
sciq
Answer the following multiple choice question by selecting the correct option. Question: Falcons reside best in A: volcanoes B: Scottish moors C: tar pits D: ocean trenches Answer:
Answer the following multiple choice question by selecting the correct option. Context: animals live and feed near their habitats Question: Falcons reside best in A: volcanoes B: Scottish moors C: tar pits D: ocean trenches Answer:
Falcons reside best in
volcanoes
Scottish moors
tar pits
ocean trenches
B
animals live and feed near their habitats
openbookqa
Answer the following multiple choice question by selecting the correct option. Question: the breaking down of food into simple substances occurs in the A: hair B: shoes C: inner sustenance canals D: beach Answer:
Answer the following multiple choice question by selecting the correct option. Context: the breaking down of food into simple substances occurs in the digestive system Question: the breaking down of food into simple substances occurs in the A: hair B: shoes C: inner sustenance canals D: beach Answer:
the breaking down of food into simple substances occurs in the
hair
shoes
inner sustenance canals
beach
C
the breaking down of food into simple substances occurs in the digestive system
openbookqa
Answer the following multiple choice question by selecting the correct option. Question: The ratio of the present ages of P and Q is 3:4. 5 years ago, the ratio of their ages was 5:7. Find the their present ages? A: 30,40 B: 25,30 C: 50,60 D: 20,40 Answer:
Answer the following multiple choice question by selecting the correct option. Context: Answer: Option A Their present ages be 3X and 4X. 5 years age, the ratio of their ages was 5:7, then (3X - 5):(4X - 5) = 5:7 X = 35 - 25 => X = 10. Their present ages are: 30, 40. Question: The ratio of the present ages of P and Q...
The ratio of the present ages of P and Q is 3:4. 5 years ago, the ratio of their ages was 5:7. Find the their present ages?
30,40
25,30
50,60
20,40
A
Answer: Option A Their present ages be 3X and 4X. 5 years age, the ratio of their ages was 5:7, then (3X - 5):(4X - 5) = 5:7 X = 35 - 25 => X = 10. Their present ages are: 30, 40.
aqua_rat
Answer the following multiple choice question by selecting the correct option. Question: What debated therapy offers a potential method for replacing neurons lost to injury or disease? A: cell duplication B: stem cell reduction C: stem cell therapy D: cell production therapy Answer:
Answer the following multiple choice question by selecting the correct option. Question: What debated therapy offers a potential method for replacing neurons lost to injury or disease? A: cell duplication B: stem cell reduction C: stem cell therapy D: cell production therapy Answer:
What debated therapy offers a potential method for replacing neurons lost to injury or disease?
cell duplication
stem cell reduction
stem cell therapy
cell production therapy
C
null
sciq
Answer the following multiple choice question by selecting the correct option. Question: When you change a magnetic field through electromagnetic induction what do you create? A: microwave current B: Light Current C: cooling current D: electric current Answer:
Answer the following multiple choice question by selecting the correct option. Context: The process of generating electric current with a changing magnetic field is called electromagnetic induction . It occurs whenever a magnetic field and an electric conductor, such as a coil of wire, move relative to one another. As...
When you change a magnetic field through electromagnetic induction what do you create?
microwave current
Light Current
cooling current
electric current
D
The process of generating electric current with a changing magnetic field is called electromagnetic induction . It occurs whenever a magnetic field and an electric conductor, such as a coil of wire, move relative to one another. As long as the conductor is part of a closed circuit, current will flow through it whenever...
sciq
Answer the following multiple choice question by selecting the correct option. Question: What is the plasma membrane formed by? A: single lipid layer B: a phospholipid bilayer C: a cytoplasm bilayer D: cholesterol byproduct Answer:
Answer the following multiple choice question by selecting the correct option. Context: The plasma membrane is formed by a phospholipid bilayer. Question: What is the plasma membrane formed by? A: single lipid layer B: a phospholipid bilayer C: a cytoplasm bilayer D: cholesterol byproduct Answer:
What is the plasma membrane formed by?
single lipid layer
a phospholipid bilayer
a cytoplasm bilayer
cholesterol byproduct
B
The plasma membrane is formed by a phospholipid bilayer.
sciq
Answer the following multiple choice question by selecting the correct option. Question: Algae are much simpler than protozoa. they are aquatic and contain this? A: chlorophyll B: cloning factor C: sporozoa D: testes Answer:
Answer the following multiple choice question by selecting the correct option. Context: 22.11 Algae Algae are much simpler than protozoa. They are aquatic and contain chlorophyll. Algae can exist as a single cell or as giant seaweeds 60 m in length. Formerly, algae were classified as plants but this was incorrect as a...
Algae are much simpler than protozoa. they are aquatic and contain this?
chlorophyll
cloning factor
sporozoa
testes
A
22.11 Algae Algae are much simpler than protozoa. They are aquatic and contain chlorophyll. Algae can exist as a single cell or as giant seaweeds 60 m in length. Formerly, algae were classified as plants but this was incorrect as algae lack parts of true plants: leaves, stems, roots, xylem, and phloem. Since algae belo...
sciq
Answer the following multiple choice question by selecting the correct option. Question: Three numbers are in the ratio of 2 : 3 : 4. If the sum of the squares of the extremes is 180, then the middle number is: A: 6 B: 12 C: 15 D: 9 Answer:
Answer the following multiple choice question by selecting the correct option. Context: Number be = 2x,3x,4x, (2x)2 + (4x)2 =180 20x =180⇒x =9⇒x=3, Midline number=3×3=9 Answer: D Question: Three numbers are in the ratio of 2 : 3 : 4. If the sum of the squares of the extremes is 180, then the middle number is: A: 6 B...
Three numbers are in the ratio of 2 : 3 : 4. If the sum of the squares of the extremes is 180, then the middle number is:
6
12
15
9
D
Number be = 2x,3x,4x, (2x)2 + (4x)2 =180 20x =180⇒x =9⇒x=3, Midline number=3×3=9 Answer: D
aqua_rat
Answer the following multiple choice question by selecting the correct option. Question: In a T.V. factory, an average of 63TVs are produced per day for the fist 25days of the months. A few workers fellill for the next five daysreducing the daily avg for the month to58 sets/day . The average production per day for day...
Answer the following multiple choice question by selecting the correct option. Context: Production during these 5 days = Total production in a month - production in first 25 days. = 30 x 58 - 25 x 63 = 165 ∴ Average for last 5 days = 165 / 5 = 33 B Question: In a T.V. factory, an average of 63TVs are produced per d...
In a T.V. factory, an average of 63TVs are produced per day for the fist 25days of the months. A few workers fellill for the next five daysreducing the daily avg for the month to58 sets/day . The average production per day for day last 5days is ?
35
33
48
50
B
Production during these 5 days = Total production in a month - production in first 25 days. = 30 x 58 - 25 x 63 = 165 ∴ Average for last 5 days = 165 / 5 = 33 B
aqua_rat
Answer the following multiple choice question by selecting the correct option. Question: What can convert chemical energy into light and heat energy? A: engines B: Hot water C: Burning wood D: Firecrackers Answer:
Answer the following multiple choice question by selecting the correct option. Context: Fact 1: fire converts chemical energy into light and heat energy Fact 2: Wood can help Fire to burn. Combined: burning wood converts chemical energy into light and heat energy Question: What can convert chemical energy into light ...
What can convert chemical energy into light and heat energy?
engines
Hot water
Burning wood
Firecrackers
C
Fact 1: fire converts chemical energy into light and heat energy Fact 2: Wood can help Fire to burn. Combined: burning wood converts chemical energy into light and heat energy
qasc
Answer the following multiple choice question by selecting the correct option. Question: When a certain shoe store reduces the price of its best-selling style of shoe by 10 percent, the weekly sales of this style increase by 40 percent. Which of the following best describes the resulting change in the store's weekly r...
Answer the following multiple choice question by selecting the correct option. Context: Old price = 10, old sales = 10 --> old revenue = 100; New price = 9, new sales = 14 --> new revenue = 126. Revenue increased by 26%. Answer: D. Question: When a certain shoe store reduces the price of its best-selling style of sho...
When a certain shoe store reduces the price of its best-selling style of shoe by 10 percent, the weekly sales of this style increase by 40 percent. Which of the following best describes the resulting change in the store's weekly revenue from sales of this style of shoe?
Revenue decreases by 10%
Revenue decreases by 26%
There is no change in revenue
Revenue increases by 26%
D
Old price = 10, old sales = 10 --> old revenue = 100; New price = 9, new sales = 14 --> new revenue = 126. Revenue increased by 26%. Answer: D.
aqua_rat
Answer the following multiple choice question by selecting the correct option. Question: The concentration of a substance is the quantity of solute present in a given quantity of ___________? A: salutation B: solution C: mixture D: structure Answer:
Answer the following multiple choice question by selecting the correct option. Context: Summary The concentration of a substance is the quantity of solute present in a given quantity of solution. Concentrations are usually expressed as molarity, the number of moles of solute in 1 L of solution. Solutions of known conc...
The concentration of a substance is the quantity of solute present in a given quantity of ___________?
salutation
solution
mixture
structure
B
Summary The concentration of a substance is the quantity of solute present in a given quantity of solution. Concentrations are usually expressed as molarity, the number of moles of solute in 1 L of solution. Solutions of known concentration can be prepared either by dissolving a known mass of solute in a solvent and di...
sciq
Answer the following multiple choice question by selecting the correct option. Question: What grow in length and girth caused by meristems? A: roots B: ferns C: legumes D: Trees Answer:
Answer the following multiple choice question by selecting the correct option. Context: Fact 1: Roots grow in length and width from primary and secondary meristem. Fact 2: Growth in girth is caused by other meristems, called secondary meristems. Combined: Roots grow in length and girth caused by meristems Question: W...
What grow in length and girth caused by meristems?
roots
ferns
legumes
Trees
A
Fact 1: Roots grow in length and width from primary and secondary meristem. Fact 2: Growth in girth is caused by other meristems, called secondary meristems. Combined: Roots grow in length and girth caused by meristems
qasc
Answer the following multiple choice question by selecting the correct option. Question: Line Q has the equation 5y – 3x = 15. If Line S is perpendicular to Q, has an integer for its y-intercept, and intersects Q in the second quadrant, then how many possible Line S’s exist? (Note: Intersections on one of the axes do ...
Answer the following multiple choice question by selecting the correct option. Context: 5y - 3x = 15 and so y = 3x/5 + 3 When x = 0, then y = 3. When y = 0, then x = -5 The slope is 3/5, so the slope of line S is -5/3. Through the point (-5, 0), 0 = -5(-5)/3 + c The y-intercept is c = -25/3 < -8. Thus the perpendicula...
Line Q has the equation 5y – 3x = 15. If Line S is perpendicular to Q, has an integer for its y-intercept, and intersects Q in the second quadrant, then how many possible Line S’s exist? (Note: Intersections on one of the axes do not count.)
9
11
13
15
B
5y - 3x = 15 and so y = 3x/5 + 3 When x = 0, then y = 3. When y = 0, then x = -5 The slope is 3/5, so the slope of line S is -5/3. Through the point (-5, 0), 0 = -5(-5)/3 + c The y-intercept is c = -25/3 < -8. Thus the perpendicular line S can have y-intercepts from -8 up to 2. The number of possible lines is 8 + 2 + 1...
aqua_rat
Answer the following multiple choice question by selecting the correct option. Question: Dr. Jones earns $6,000 a month. His house rental is $640 each month; his monthly food expense is $380; his electric and water bill costs 1/4 of what he makes, and his insurances cost 1/5 of what he makes. How much money does he ha...
Answer the following multiple choice question by selecting the correct option. Context: Dr. Jones pays $6000 / 4 =$ <<6000/4=1500>>1500 for his electric and water bill. He pays $6000 / 5 = $<<6000/5=1200>>1200 for his insurances. The total amount he pays for the bills and insurances is $1500 + $1200 = $<<1500+1200=270...
Dr. Jones earns $6,000 a month. His house rental is $640 each month; his monthly food expense is $380; his electric and water bill costs 1/4 of what he makes, and his insurances cost 1/5 of what he makes. How much money does he have left after paying those four bills?
2270
2279
2280
3420
C
Dr. Jones pays $6000 / 4 =$ <<6000/4=1500>>1500 for his electric and water bill. He pays $6000 / 5 = $<<6000/5=1200>>1200 for his insurances. The total amount he pays for the bills and insurances is $1500 + $1200 = $<<1500+1200=2700>>2700. The remaining money from his earning after paying off the bills and insurance is...
gsm8k_converted
Answer the following multiple choice question by selecting the correct option. Question: In what ratio should a variety of rice costing Rs. 6 per kg be mixed with another variety of rice costing Rs. 8.75 per kg to obtain a mixture costing Rs. 7.50 per kg? A: 5/6 B: 5/9 C: 5/0 D: 5/3 Answer:
Answer the following multiple choice question by selecting the correct option. Context: Explanation: Let us say the ratio of the quantities of cheaper and dearer varieties = x : y By the rule of allegation, x/y = (87.5 - 7.50) / (7.50 - 6) = 5/6 Answer: Option A Question: In what ratio should a variety of rice costin...
In what ratio should a variety of rice costing Rs. 6 per kg be mixed with another variety of rice costing Rs. 8.75 per kg to obtain a mixture costing Rs. 7.50 per kg?
5/6
5/9
5/0
5/3
A
Explanation: Let us say the ratio of the quantities of cheaper and dearer varieties = x : y By the rule of allegation, x/y = (87.5 - 7.50) / (7.50 - 6) = 5/6 Answer: Option A
aqua_rat
Answer the following multiple choice question by selecting the correct option. Question: By selling 33 metres of wire, a shopkeeper gains the price of 11 metres of wire. His gain per cent is A: 7% B: 50% C: 20% D: 22% Answer:
Answer the following multiple choice question by selecting the correct option. Context: Suppose S.P of 33 meters of cloth = Rs 33 Therefore, Gain = Rs 11 => C.P = Rs 22 Gain % = 11/22 x 100 = 50% Gain = 50% ANSWER:B Question: By selling 33 metres of wire, a shopkeeper gains the price of 11 metres of wire. His gain pe...
By selling 33 metres of wire, a shopkeeper gains the price of 11 metres of wire. His gain per cent is
7%
50%
20%
22%
B
Suppose S.P of 33 meters of cloth = Rs 33 Therefore, Gain = Rs 11 => C.P = Rs 22 Gain % = 11/22 x 100 = 50% Gain = 50% ANSWER:B
aqua_rat
Answer the following multiple choice question by selecting the correct option. Question: Derek was 6 years old when he had three times as many dogs as cars. Ten years later, after selling some of his dogs and buying 210 more cars, the number of cars became twice the number of dogs. How many dogs does Derek have now if...
Answer the following multiple choice question by selecting the correct option. Context: At six years old, with three times as many dogs as cars, Derek had 90/3 = <<90/3=30>>30 cars. Ten years later, after buying 210 more cars, Derek has 210+30 = <<210+30=240>>240 cars. Since the number of cars is twice as many as the ...
Derek was 6 years old when he had three times as many dogs as cars. Ten years later, after selling some of his dogs and buying 210 more cars, the number of cars became twice the number of dogs. How many dogs does Derek have now if he had 90 dogs when he was six years old?
240
120
60
130
B
At six years old, with three times as many dogs as cars, Derek had 90/3 = <<90/3=30>>30 cars. Ten years later, after buying 210 more cars, Derek has 210+30 = <<210+30=240>>240 cars. Since the number of cars is twice as many as the number of dogs, Derek currently has 240/2 = <<240/2=120>>120 dogs #### 120
gsm8k_converted
Answer the following multiple choice question by selecting the correct option. Question: An electronics store purchased a CD player at a wholesale price of 60$ and then sold it at a 40 percent discount off the original retail price. If the store made a 25 percent profit on the whole price of the CD player, what was th...
Answer the following multiple choice question by selecting the correct option. Context: Store makes 25% on WP so Store sold CD for $75 ($60*.25+$60). The question tells us that the store sold the CD 40% off its ORP so 75=.6(ORP)=125. From here we just need to answer the specific question of what percent of the ORP was...
An electronics store purchased a CD player at a wholesale price of 60$ and then sold it at a 40 percent discount off the original retail price. If the store made a 25 percent profit on the whole price of the CD player, what was the stores profit as a percent of the original retail price?
10%
12%
15%
18%
B
Store makes 25% on WP so Store sold CD for $75 ($60*.25+$60). The question tells us that the store sold the CD 40% off its ORP so 75=.6(ORP)=125. From here we just need to answer the specific question of what percent of the ORP was the stores profit..hence 15=x/100(125)=12%;ANSWER:B
aqua_rat
Answer the following multiple choice question by selecting the correct option. Question: If x is a sum of all even integers on the interval 13...55 and y is their number, what is the GCD (x, y)? A: 1 B: 21 C: 26 D: 52 Answer:
Answer the following multiple choice question by selecting the correct option. Context: x = 14 + 16 + ... + 54 = (largest + smallest)/2 *(# of terms) = (14 + 54)/2*21= 34*21. GCD of 21 and 34*21 is 21 Answer: B. Question: If x is a sum of all even integers on the interval 13...55 and y is their number, what is the GC...
If x is a sum of all even integers on the interval 13...55 and y is their number, what is the GCD (x, y)?
1
21
26
52
B
x = 14 + 16 + ... + 54 = (largest + smallest)/2 *(# of terms) = (14 + 54)/2*21= 34*21. GCD of 21 and 34*21 is 21 Answer: B.
aqua_rat
Answer the following multiple choice question by selecting the correct option. Question: Leaves respond to these environmental stimuli by producing less what? A: oxygen B: carbonate C: chlorophyll D: energy Answer:
Answer the following multiple choice question by selecting the correct option. Context: Vertebrates have a closed circulatory system with a heart. Blood is completely contained within blood vessels that carry the blood throughout the body. The heart is divided into chambers that work together to pump blood. There are ...
Leaves respond to these environmental stimuli by producing less what?
oxygen
carbonate
chlorophyll
energy
C
Vertebrates have a closed circulatory system with a heart. Blood is completely contained within blood vessels that carry the blood throughout the body. The heart is divided into chambers that work together to pump blood. There are between two and four chambers in the vertebrate heart. With more chambers, there is more ...
sciq
Answer the following multiple choice question by selecting the correct option. Question: Josh has 18 yards of ribbon that is to be used equally to 6 gifts. If each gift will use 2 yards of ribbon, how many yards of ribbon will be left? A: 16 B: 6 C: -4 D: 7 Answer:
Answer the following multiple choice question by selecting the correct option. Context: The 6 gifts will use 6 x 2 = <<6*2=12>>12 yards of ribbon. So, 18 - 12 = <<18-12=6>>6 yards of ribbon will be left. #### 6 Question: Josh has 18 yards of ribbon that is to be used equally to 6 gifts. If each gift will use 2 yards ...
Josh has 18 yards of ribbon that is to be used equally to 6 gifts. If each gift will use 2 yards of ribbon, how many yards of ribbon will be left?
16
6
-4
7
B
The 6 gifts will use 6 x 2 = <<6*2=12>>12 yards of ribbon. So, 18 - 12 = <<18-12=6>>6 yards of ribbon will be left. #### 6
gsm8k_converted
Answer the following multiple choice question by selecting the correct option. Question: Harry participates in the auction of a classic painting. The auction starts at $300, Harry is the first to bid, adding $200 to the starting value, a second bidder doubles the bid, and a third bidder adds three times Harry's bid. F...
Answer the following multiple choice question by selecting the correct option. Context: Adding Harry's $200 to the initial value, the bid is at 300 + 200 = $<<300+200=500>>500. The second bidder doubles the previous value, reaching a value of 500 * 2 = $<<500*2=1000>>1000. The third bidder adds three times the value o...
Harry participates in the auction of a classic painting. The auction starts at $300, Harry is the first to bid, adding $200 to the starting value, a second bidder doubles the bid, and a third bidder adds three times Harry's bid. Finally, Harry bids $4,000. By how much did Harry's final bid exceed that of the third bidd...
1490
750
3000
1500
D
Adding Harry's $200 to the initial value, the bid is at 300 + 200 = $<<300+200=500>>500. The second bidder doubles the previous value, reaching a value of 500 * 2 = $<<500*2=1000>>1000. The third bidder adds three times the value of Harry's, then adds 500 * 3 = $<<3*500=1500>>1500 Adding the $1500 to the value of the s...
gsm8k_converted
Answer the following multiple choice question by selecting the correct option. Question: If you're stranded on a desert for a week without clothes, you're likely to A: evaporate B: find a forest C: freeze D: perish Answer:
Answer the following multiple choice question by selecting the correct option. Context: if an organism becomes too hot then that organism may die Question: If you're stranded on a desert for a week without clothes, you're likely to A: evaporate B: find a forest C: freeze D: perish Answer:
If you're stranded on a desert for a week without clothes, you're likely to
evaporate
find a forest
freeze
perish
D
if an organism becomes too hot then that organism may die
openbookqa
Answer the following multiple choice question by selecting the correct option. Question: the earth's tilt controls the A: seasons B: tides C: sunset D: clocks Answer:
Answer the following multiple choice question by selecting the correct option. Context: winter in a hemisphere occurs when the Pole located in that hemisphere is tilted away from the Sun Question: the earth's tilt controls the A: seasons B: tides C: sunset D: clocks Answer:
the earth's tilt controls the
seasons
tides
sunset
clocks
A
winter in a hemisphere occurs when the Pole located in that hemisphere is tilted away from the Sun
openbookqa
Answer the following multiple choice question by selecting the correct option. Question: A train 500 m long can cross an electric pole in 20 sec and then find the speed of the train? A: 95 Kmph B: 90 Kmph C: 92 Kmph D: 95 Kmph Answer:
Answer the following multiple choice question by selecting the correct option. Context: Length = Speed * time Speed = L/T S = 500/20 S = 25 M/Sec Speed= 25*18/5 (To convert M/Sec in to Kmph multiply by 18/5) Speed = 90 Kmph ANSWER:B Question: A train 500 m long can cross an electric pole in 20 sec and then find the s...
A train 500 m long can cross an electric pole in 20 sec and then find the speed of the train?
95 Kmph
90 Kmph
92 Kmph
95 Kmph
B
Length = Speed * time Speed = L/T S = 500/20 S = 25 M/Sec Speed= 25*18/5 (To convert M/Sec in to Kmph multiply by 18/5) Speed = 90 Kmph ANSWER:B
aqua_rat
Answer the following multiple choice question by selecting the correct option. Question: Things that are shiny can reflect light, so all of these will aside from A: dog tag B: ring C: outlet D: confetti Answer:
Answer the following multiple choice question by selecting the correct option. Context: shiny things reflect light Question: Things that are shiny can reflect light, so all of these will aside from A: dog tag B: ring C: outlet D: confetti Answer:
Things that are shiny can reflect light, so all of these will aside from
dog tag
ring
outlet
confetti
C
shiny things reflect light
openbookqa
Answer the following multiple choice question by selecting the correct option. Question: The class has to guess how many jellybeans are in a jar the teacher brought in. He lets 4 students make their guesses. The first thinks it contains 100 jellybeans. The second says there are 8 times as many. The third guesses 200 l...
Answer the following multiple choice question by selecting the correct option. Context: The second student guessed 800 because 8 x 100 = <<800=800>>800 The third guessed 600 because 800 - 200 = <<800-200=600>>600 The total guesses of the first three is 1500 because 100 + 800 + 600 = <<100+800+600=1500>>1500 The averag...
The class has to guess how many jellybeans are in a jar the teacher brought in. He lets 4 students make their guesses. The first thinks it contains 100 jellybeans. The second says there are 8 times as many. The third guesses 200 less than the third. The fourth takes the average of the first three guesses, and then adds...
787.5
262.5
524
525
D
The second student guessed 800 because 8 x 100 = <<800=800>>800 The third guessed 600 because 800 - 200 = <<800-200=600>>600 The total guesses of the first three is 1500 because 100 + 800 + 600 = <<100+800+600=1500>>1500 The average of the first three guesses is 500 because 1500 / 3 = <<1500/3=500>>500 The fourth stude...
gsm8k_converted
Answer the following multiple choice question by selecting the correct option. Question: The operationis defined for all integers a and b by the equation ab = (a - 1)(b - 1). If x15 = 98, what is the value of x ? A: 8 B: 7 C: 10 D: 11 Answer:
Answer the following multiple choice question by selecting the correct option. Context: ab = (a - 1)(b - 1) x15 = (x-1)(15-1) = 98 --> x-1=7 --> x=8 Answer: A. Question: The operationis defined for all integers a and b by the equation ab = (a - 1)(b - 1). If x15 = 98, what is the value of x ? A: 8 B: 7 C: 10 D: 11 ...
The operationis defined for all integers a and b by the equation ab = (a - 1)(b - 1). If x15 = 98, what is the value of x ?
8
7
10
11
A
ab = (a - 1)(b - 1) x15 = (x-1)(15-1) = 98 --> x-1=7 --> x=8 Answer: A.
aqua_rat
Answer the following multiple choice question by selecting the correct option. Question: A motorcyclist made 3 roundtrips to the park until he ran out of gas back at home. Te park is 1500 meters away from his home. His speedometer was broke and he wanted to calculate his speed. It took him two and half hours to comple...
Answer the following multiple choice question by selecting the correct option. Context: The distance from the park to the motorcyclist home was 15000 meters. He made the trip 3 times in total with each trip being 30000 meters. multiply 3 by 30000 to get 90000 meters or 90km in total. D= ST 90000/2.5 = T which comes to...
A motorcyclist made 3 roundtrips to the park until he ran out of gas back at home. Te park is 1500 meters away from his home. His speedometer was broke and he wanted to calculate his speed. It took him two and half hours to complete the journey. How fast was the motorcyclist traveling?
25
60
36
45
C
The distance from the park to the motorcyclist home was 15000 meters. He made the trip 3 times in total with each trip being 30000 meters. multiply 3 by 30000 to get 90000 meters or 90km in total. D= ST 90000/2.5 = T which comes to 36000 meters or 36 km per hour Correct answer = 36
aqua_rat
Answer the following multiple choice question by selecting the correct option. Question: In a class of 50 students the number of females is 2 more that 5 times the male number .How many males and females are there in the class A: 42, 8 B: 50,8 C: 8,42 D: 8,50 Answer:
Answer the following multiple choice question by selecting the correct option. Context: Let the females be x and males be y x+y=50--1 x=5y+2---2 This can be written as x-5y=2---3 solving 1 and 3 we get y=8 substituting y=8 in (1) we get x=42 Correct ans is A Question: In a class of 50 students the number of females i...
In a class of 50 students the number of females is 2 more that 5 times the male number .How many males and females are there in the class
42, 8
50,8
8,42
8,50
A
Let the females be x and males be y x+y=50--1 x=5y+2---2 This can be written as x-5y=2---3 solving 1 and 3 we get y=8 substituting y=8 in (1) we get x=42 Correct ans is A
aqua_rat
Answer the following multiple choice question by selecting the correct option. Question: What produces both eggs and sperm? A: Plant reproduction B: sub-units of species C: gastropod shells D: an individual mature sponge Answer:
Answer the following multiple choice question by selecting the correct option. Context: Fact 1: Adult sponges produce eggs and sperm. Fact 2: An adult is mature, fully developed. Combined: Mature sponges produce eggs and sperm. Question: What produces both eggs and sperm? A: Plant reproduction B: sub-units of specie...
What produces both eggs and sperm?
Plant reproduction
sub-units of species
gastropod shells
an individual mature sponge
D
Fact 1: Adult sponges produce eggs and sperm. Fact 2: An adult is mature, fully developed. Combined: Mature sponges produce eggs and sperm.
qasc
Answer the following multiple choice question by selecting the correct option. Question: Adam goes to school every day. On Monday he had 6 lessons of 30 minutes each, and on Tuesday he had 3 lessons of 1 hour each. On Wednesday, Adam spent twice as much time at school as on Tuesday. How much time in total did Adam spe...
Answer the following multiple choice question by selecting the correct option. Context: On Monday Adam had 6 * 30 = <<6*30=180>>180 minutes of lessons, which is 3 hours. On Wednesday Adam spent twice as much time at school as on Tuesday, so he spent 2 * 3 = <<2*3=6>>6 hours at school. This means that during these thre...
Adam goes to school every day. On Monday he had 6 lessons of 30 minutes each, and on Tuesday he had 3 lessons of 1 hour each. On Wednesday, Adam spent twice as much time at school as on Tuesday. How much time in total did Adam spend at school during these 3 days, in hours?
24
11
22
12
D
On Monday Adam had 6 * 30 = <<6*30=180>>180 minutes of lessons, which is 3 hours. On Wednesday Adam spent twice as much time at school as on Tuesday, so he spent 2 * 3 = <<2*3=6>>6 hours at school. This means that during these three days Adam spent at school 3 + 3 + 6 = <<3+3+6=12>>12 hours. #### 12
gsm8k_converted
Answer the following multiple choice question by selecting the correct option. Question: What does the presence of gill slits suggest about humans and fish? A: Same evolutionary chain B: common ancestor C: Shared History D: Common Cells Answer:
Answer the following multiple choice question by selecting the correct option. Context: Some unexpected traits can appear in animal embryos. For example, human embryos have gill slits just like fish! In fish they develop into gills, but in humans they disappear before birth. The presence of the gill slits suggests tha...
What does the presence of gill slits suggest about humans and fish?
Same evolutionary chain
common ancestor
Shared History
Common Cells
B
Some unexpected traits can appear in animal embryos. For example, human embryos have gill slits just like fish! In fish they develop into gills, but in humans they disappear before birth. The presence of the gill slits suggests that a long time ago humans and fish shared a common ancestor.
sciq
Answer the following multiple choice question by selecting the correct option. Question: In a certain egg-processing plant, every egg must be inspected, and is either accepted for processing or rejected. For every 96 eggs accepted for processing, 4 eggs are rejected. If, on a particular day, 12 additional eggs were ac...
Answer the following multiple choice question by selecting the correct option. Context: Straight pluggin in for me. As usual, I started with C and got the answer. Lets' back calculate and see what we get Let us consider eggs processed each day to be 400 So Initial ratio of eggs processed and rejected is 96:4 or 24:1 S...
In a certain egg-processing plant, every egg must be inspected, and is either accepted for processing or rejected. For every 96 eggs accepted for processing, 4 eggs are rejected. If, on a particular day, 12 additional eggs were accepted, but the overall number of eggs inspected remained the same, the ratio of those acc...
100
300
400
3,000
C
Straight pluggin in for me. As usual, I started with C and got the answer. Lets' back calculate and see what we get Let us consider eggs processed each day to be 400 So Initial ratio of eggs processed and rejected is 96:4 or 24:1 So out of 400 eggs, there will be 384 eggs processed and 16 rejected. Now if the no. of eg...
aqua_rat
Answer the following multiple choice question by selecting the correct option. Question: a seismograph is a kind of tool for measuring the size of A: trees B: terra plate displacements C: planets D: poems Answer:
Answer the following multiple choice question by selecting the correct option. Context: a seismograph is a kind of tool for measuring the size of an earthquake Question: a seismograph is a kind of tool for measuring the size of A: trees B: terra plate displacements C: planets D: poems Answer:
a seismograph is a kind of tool for measuring the size of
trees
terra plate displacements
planets
poems
B
a seismograph is a kind of tool for measuring the size of an earthquake
openbookqa