id string | dataset string | question string | options list | answer string | explanation string |
|---|---|---|---|---|---|
arc_easy_665 | arc_easy | <ctx>
18. 10 occurrence, preparation, and properties of sulfur 90. explain why hydrogen sulfide is a gas at room temperature, whereas water, which has a lower molecular mass, is a liquid. 91. give the hybridization and oxidation state for sulfur in so2, in so3, and in h2so4. 92. which is the stronger acid, nahso3 or na... | [
"volcanic emissions",
"combustion of fossil fuels",
"destruction of tropical forests",
"mining and mineral extraction"
] | B | |
aquarat_2840 | aquarat | <ctx>
##timality is bounded both in the worst case and in the average case ; see performance guarantees below. the running time of lpt is dominated by the sorting, which takes o ( n log n ) time, where n is the number of inputs. performance guarantees : identical machines when used for identical - machines scheduling, ... | [
"A)10days",
"B)15days",
"C)20days",
"D)30days"
] | C | The required answer is = 5*10*20 / 10*20-5(10+20)
= 1000/50 = 20days
Answer is C |
aquarat_17291 | aquarat | <ctx>
that somebody secretly rolls two fair six - sided dice, and we wish to compute the probability that the face - up value of the first one is 2, given the information that their sum is no greater than 5. let d1 be the value rolled on die 1. let d2 be the value rolled on die 2. probability that d1 = 2 table 1 shows ... | [
"A)3/13",
"B)5/12",
"C)6/13",
"D)7/15"
] | B | 5/12
B |
qasc_2333 | qasc | <ctx>
into the embryo for the purpose of ossification of the bones of the developing embryo. the cam also helps in maintaining the acid - base homeostasis in the embryo. finally the allantoic epithelium serves a barrier to the allantoic cavity, and acts in a selectively permeable manner by permitting the absorption of ... | [
"sound",
"heat",
"energy",
"food"
] | B | |
aquarat_10875 | aquarat | <ctx>
##0 = d. then Ξ³ an integer and Ξ³ = 1 Ξ³ β€ 0 the value of is. to begin with, we shall simplify matters by concentrating a particular value of and generalise the result at a later stage. we shall use the value. the indicial equation has a root at, and we see from the recurrence relation that when that that denominat... | [
"A) 1",
"B) 7/2",
"C) 17/5",
"D) 18/5"
] | B | 2*(m+2m = 5) equals 2m+4n=10
2m+4n=10
- 2m + n= 7
= 3n=3
Therefore n = 1
Plug and solve...
2m + 1 = 7
2m=6
m=3
(6+1)/2= 7/2
B |
openbookqa_1802 | openbookqa | <ctx>
less likely to complete the migration. normally travelling about a day while migrating, the caribou can run at speeds of. young calves can already outrun an olympic sprinter when only 1 day old. during the spring migration, smaller herds will group together to form larger herds of 50, 000 to 500, 000 animals, but... | [
"lake fronts",
"birds",
"spring",
"winter"
] | D | |
aquarat_8961 | aquarat | <ctx>
15. 0 m / s 47. ( a ) 24. 2 m / s ( b ) the ball travels a total of 57. 4 m with the brief gust of wind. 49., so that and substituting for gives : 1581 since the range is :. 52. ( a ), south of east ( b ), south of east ( c ), south of east 54. ( a ) 0. 70 m / s faster ( b ) second runner wins ( c ) 4. 17 m 56., ... | [
"A)A - 179",
"B)B - 240",
"C)C - 280",
"D)D - 100"
] | C | Ships overall distance covered per cycle is +6 miles
take 100 - 6
take 94/6 to lowest divisible number - 90/6
This means that it will take 15 "overall" actions to reach the 90th mile. -15*18 miles added later
Set cycle start at 90. travel 10 miles and reach the anchor point - add 10 to total
15*18 + 10 = 280 miles in t... |
medmcqa_3735 | medmcqa | <ctx>
the overall physical effects and facial appearance of dwarfism with premature aging. other features and findings include : intrauterine growth retardation, congenital hip dislocations, winged scapulae ( shoulder blades ), pes planus ( fallen arches ), pseudoepiphyses of the second metacarpals ( upper bone of the ... | [
"Purine salvage pathway",
"Uric acid pathway",
"Urea cycle",
"CORI cycle"
] | B | The probable diagnosis is gout . Gout is the most common inflammatory ahritis in men and in older women. It is caused by deposition of monosodium urate monohydrate crystals in and around synol joints due to abnormal purine metabolism . Ref Davidsons 23e p1013 |
medmcqa_1918 | medmcqa | <ctx>
generous, noble man his master is ; he then sentences him to prison β and, apparently on second thoughts, says that actually he can punish him better by taking him into his own care. phoenix, fidelio and the officers are fooled ; the officers go away satisfied. meanwhile, phoenix and fidelio lurk to see the niece... | [
"seligman",
"erikson",
"lorenz",
"bleuler"
] | B | ERIC ERIKSON ERIC ERIKSON gave the psychosocail stages of development There are 8 psychosocial stages A person has to succesfully pass one stage to move to the next stage If he gets arrested in one stage he may develop some disorders Ref. kaplon and sadock, synopsis of psychiatry, 11 th edition, pf no. 485 |
aquarat_38168 | aquarat | <ctx>
finds one factor only, n, it is proof that n is a prime. if more than one factor is found, then n is a composite integer. a more computationally advantageous way of saying this is, if any prime whose square does not exceed n divides it without a remainder, then n is not prime. below is a version in c + + ( withou... | [
"A)Four",
"B)Five",
"C)Six",
"D)Seven"
] | A | n = 1*2*3*4*5*6*7*8*9
The prime factors of n are 2, 3, 5, and 7.
There are 4 prime factors.
The answer is A. |
aquarat_24428 | aquarat | <ctx>
is, entering this into the expression above, we get 21. 34 21. 35 21. 36 21. 37 21. 38 21. 39 21. 40
a time, to see the result. here are a few expressions to try : β’ x = 5 β’ 3 * x - 5 β’ 3 * ( x - 5 ) β’ x β’ type ( 1 ) β’ type ('1')
a unit fraction is a positive fraction with one as its numerator, 1 /. it is the m... | [
"A)1/5",
"B)2/5",
"C)3/5",
"D)4/5"
] | C | Here's how to subtract 1/5 from 4/5:
4/5β 1/5
Since our denominators match, we can subtract the numerators.
4 β 1 = 3
So the answer is:
3/5
answer :C |
mmlu_aux_8804 | mmlu_auxiliary | <ctx>
of nuclear weapons would have an immediate, short term and long - term effects on the climate, potentially causing cold weather known as a " nuclear winter " with reduced sunlight and photosynthesis that may generate significant upheaval in advanced civilizations. however, while popular perception sometimes takes... | [
"2",
"1",
"20",
"42"
] | B | null |
medmcqa_2476 | medmcqa | <ctx>
activation of phosphorylase kinase, which ultimately leads to glucose being cleaved from glycogen by glycogen phosphorylase. calmodulin also plays an important role in lipid metabolism by affecting calcitonin. calcitonin is a polypeptide hormone that lowers blood ca2 + levels and activates g protein cascades that... | [
"CAMP",
"CGMP",
"CCMP",
"1P.-DAG"
] | D | Ans : D (IP3-DAG) & E (Ca2+ channel) Source of Calcium Ions & in Smooth Muscle Contraction Mechanism InvolvedAlmost all the calcium ions that cause contraction enter the muscle cell from the extracellular fluid at the time of action potential or other stimulusSarcoplasmic reticulum (the source of intracellular Ca2+), w... |
mmlu_aux_1562 | mmlu_auxiliary | <ctx>
the international year of astronomy ( iya2009 ) was a year - long celebration of astronomy that took place in 2009 to coincide with the 400th anniversary of the first recorded astronomical observations with a telescope by galileo galilei and the publication of johannes kepler's astronomia nova in the 17th century... | [
"A news report.",
"A popular reading.",
"A tourist guide.",
"A science fiction."
] | B | null |
aquarat_46285 | aquarat | <ctx>
, for a set of randomly chosen people, what is the probability that some pair of them will have the same birthday? the problem itself is mainly concerned with counterintuitive probabilities, but we can also tell by the pigeonhole principle that if there are 367 people in the room, there is at least one pair of pe... | [
"A)96",
"B)92",
"C)82",
"D)84"
] | D | Total ways of arranging 6 person in a circle = 5! = 120 ways
If we consider three women as one, then we have 3+1=4 persons. Arranging these four persons in circle will take = 3! = 6 ways
And two women can arrange themselves in 3! ways
Total ways in which three women sit together in circle = 3!*3! = 36 ways
Total ways i... |
medmcqa_6724 | medmcqa | <ctx>
##chological testing it is important that the diagnosis is empirically informed in order to determine if the cognitive deficits presented are legitimate. successful malingering and symptom exaggeration can result in substantial benefits for the individual including but not limited to significant financial compens... | [
"Stenger's test",
"Buinge's test",
"Weber 's test",
"Rinne's test"
] | A | Malingering/Nonorganic hearing loss (also called pseudohypacusis)
Ocassionally patients wilfully or subconsciously exaggerate their hearing loss.
This is functional hearing loss or pseudohypacusis or malingering
β The signs in the test behavior that suggest functional component include:
a. Inconsistent responses
b. S... |
openbookqa_1624 | openbookqa | <ctx>
, if you oiled the concrete you would find it to be easier to get the crate started and keep it going ( as you might expect ). figure 5. 2 is a crude pictorial representation of how friction occurs at the interface between two objects. close - up inspection of these surfaces shows them to be rough. so when you pu... | [
"Venus",
"the Sun",
"a dog",
"100lb weight"
] | B | |
medmcqa_308 | medmcqa | <ctx>
##cifications that could potentially become dislodged and cause an occlusion or stroke. once the cannulation site has been deemed safe, two concentric, diamond - shaped pursestring sutures are placed in the distal ascending aorta. a stab incision with a scalpel is made within the pursestrings and the arterial can... | [
"Internal iliac",
"Popliteal",
"Renal aeryInternal carotid",
"All"
] | A | Ans. is 'a' i.e. Internal iliac |
aquarat_30093 | aquarat | <ctx>
combinatorics on words is a fairly new field of mathematics, branching from combinatorics, which focuses on the study of words and formal languages. the subject looks at letters or symbols, and the sequences they form. combinatorics on words affects various areas of mathematical study, including algebra and compu... | [
"A)10080",
"B)4989600",
"C)120960",
"D)180960"
] | C | The given words contain 8 letter MTHMTCS(AEAT), so 8!.
Then the 4 vowels can be formed differently, 4!.
But there are three words have repeated in the given words. So it should be divided by 2!*2!*2!.
Hence the solution is (8! * 4!) / (2! * 2! * 2!) = 120960
ANSWER:C |
mmlu_aux_4057 | mmlu_auxiliary | <ctx>
with craters or warts, while others are completely smooth. this wide range in type of pods is unique to cacaos in that their color and texture does not necessarily determine the ripeness or taste of the beans inside. evidence suggests that it may have been fermented and served as an alcoholic beverage as early as... | [
"mutation of human genes",
"development of the human stomach",
"why milk drinking started",
"where milk drinking first started"
] | D | null |
mmlu_aux_1933 | mmlu_auxiliary | <ctx>
cohesion being exhibited towards neighbors to the sides of the bird, rather than in front or behind. this is likely due to the field of vision of the flying bird being directed to the sides rather than directly forward or backward. another recent study is based on an analysis of high speed camera footage of flock... | [
"A Bird's-Eye View of Teamwork.",
"Success Takes Care of Itself.",
"The Strongest Will Survive.",
"A Science Behind Flying."
] | A | null |
mmlu_aux_3813 | mmlu_auxiliary | <ctx>
slow and gentle application of disturbing influences to the state of a variable in the environment which the researcher surmises is already under control by the observed organism. it is essential not to overwhelm the organism's ability to control, since that is what is being investigated. if the organism changes ... | [
"believed that a shock of 150 volts was unbearable",
"failed to agree on how the teacher-subjects would respond to instructions",
"under-predicted the teacher-subjects' willingness to follow experimental procedure",
"thought that many of the teacher-subjects would administer a shock of 450 volts"
] | C | null |
medmcqa_9823 | medmcqa | <ctx>
distal portions, the very ends of limbs. this is similar to the case siamese cats. in both the placement of fur pigmentation is induced by temperature. the regions furthest from core body heat and with the lowest circulation develop darker as an induced result. individuals raised at a uniform external temperature... | [
"Tetracycline",
"Fetal jaundice",
"Erythroblastosis fetalis.",
"Vitamin B deficiency"
] | D | Discoloration of either deciduous or permanent teeth may occur as result of tetracycline deposition during prophylactic or therapeutic or therapeutic regimens instituted either in the pregnant female or postpartum in the infant. Tetracycline and its homologues have a selective affinity for deposition in bone and tooth ... |
aquarat_21478 | aquarat | <ctx>
barrels per day of production ( up to 100, 000 b / d at peak ) via a leased floating production, storage and offloading unit ". a final investment decision was targeted for early 2024. the petroleum system in the north falkland basin the petroleum exploration discovered a system of source rock in the north falkla... | [
"A)2",
"B)3",
"C)4",
"D)18"
] | A | Well A produces 1/2 a barrel per minute.
Wells B and C produce 1/3 + 1/4 = 7/12 (a little more than half) a barrel per minute.
So all three wells combined produce a little more than 1 barrel per minute.
So for 100 barrels they will take a bit less than 100 mins which will be more than 1 hrs but less than 2 hrs.
Answer ... |
mmlu_aux_4215 | mmlu_auxiliary | <ctx>
##ussel ( vub ) press. marten, g. g. 2001. human ecology : basic concepts for sustainable development. sterling, va : earthscan. mcdonnell, m. j. and s. t. pickett. 1993. humans as components of ecosystems : the ecology of subtle human effects and populated areas. new york : springer - verlag. miller, j. r., r. m... | [
"different species react to humans in different ways.",
"the presence of humans reduces the threat from predators",
"smaller animals tend to be braver in front of predators.",
"interactions with humans make animals more relaxed and less fearful."
] | B | null |
arc_challenge_194 | arc_challenge | <ctx>
lacking and concerns over food vs fuel are growing. biofuels eat into china's food stocks - 21 december 2006 from asia times online. china has clamped down on the use of corn and other edible grains for producing biofuels due to concerns that it will impact on food security. china clean energy outlines plan to ex... | [
"increase in fossil fuel production",
"decrease in corn production",
"increase in severe weather",
"decrease in nutrients in soil"
] | D | |
aquarat_12329 | aquarat | <ctx>
likely to occur. in order to obtain a range that does not begin with 1 or 0, simply add a constant value to bring it into that range ( to obtain random numbers between 8 and 16, inclusive, follow the 1 β 9 instructions below, and add seven to the result of each roll ). 1 β 9 : 1 die is rolled ( chosen at random )... | [
"A)80",
"B)95",
"C)110",
"D)125"
] | A | The range of the other 8 numbers is 170-90 = 80, so x must be either the smallest number or the largest number in the set.
Then x = 170-90 = 80 or x = 90+90 = 180
The answer is A. |
qasc_1371 | qasc | <ctx>
biological molecules.
atom?
animalia ) and the protozoa, single - celled organisms no longer considered animals. in modern times, the biological classification of animals relies on advanced techniques, such as molecular phylogenetics, which are effective at demonstrating the evolutionary relationships between t... | [
"animals",
"humans",
"h2o",
"snakes"
] | B | |
aquarat_23701 | aquarat | <ctx>
2. 14597 = 40. 99862 | align = " right " | 40 | | 0. 89123 | | align = " right " | 41 | | 0. 90315 | - - - - - | 0. 95 | | 2. 44775 = 46. 76414 | align = " right " | 46 | | 0. 94825 | | align = " right " | 47 | | 0. 95477 | - - - - - | 0. 99 | 3. 03485 = 57. 98081 | align = " right " | 57 | 0. 99012 | align = " r... | [
"A)140 grams",
"B)280 grams",
"C)240 grams",
"D)120 grams"
] | C | one cake =1/2 + 1/2
1/2------6 pieces
total pieces = (1/2)cake +(6 pieces of 1/2) = 7 pieces
then 6 small picese weight = half piece cake
So 2*(6*20) =240
ANSWER:C |
openbookqa_2011 | openbookqa | <ctx>
that will be described in the next section of this module. the solid - vapor curve, labeled ab in figure 10. 31, indicates the temperatures and pressures at which ice and water vapor are in equilibrium. these temperature - pressure data pairs correspond to the sublimation, or deposition, points for water. if we c... | [
"water falls",
"flowing rivers",
"glass of water",
"static ice sculpture"
] | D | |
arc_challenge_23 | arc_challenge | <ctx>
heterogeneous, any asymmetry during gravitational accretion resulted in the angular momentum of the eventual planet. however, if the giant - impact hypothesis for the origin of the moon is correct, this primordial rotation rate would have been reset by the theia impact 4. 5 billion years ago. regardless of the sp... | [
"once",
"twice",
"24 times",
"365 times"
] | A | |
aquarat_36617 | aquarat | <ctx>
and those that go into the unchosen bin. this can be generalized to any number of bins with the constraint that every item must go to exactly one bin. the number of ways to put objects into bins is given by the multinomial coefficient where n is the number of items, m is the number of bins, and is the number of i... | [
"A)n2",
"B)2n",
"C)2n",
"D)3n"
] | B | Let the two boxes be B1 and B2. There are two choices for each of the n objects. So, the total number of ways is
2 Γ 2 Γ.....Γ 2 (n times ) = 2n
Answer B |
mmlu_aux_3323 | mmlu_auxiliary | <ctx>
##ussel ( vub ) press. marten, g. g. 2001. human ecology : basic concepts for sustainable development. sterling, va : earthscan. mcdonnell, m. j. and s. t. pickett. 1993. humans as components of ecosystems : the ecology of subtle human effects and populated areas. new york : springer - verlag. miller, j. r., r. m... | [
"that man is deliberately destroying the balance of nature",
"that man has foreseen the consequences of altering the balance old nature",
"that improved communications have changed history",
"that man is altering the balance of nature"
] | D | null |
arc_challenge_718 | arc_challenge | <ctx>
earth β s surface, a high tide is created on the side of earth nearest to the moon, where the moon β s gravitational pull is strongest. why is there also a high tide on the opposite side of earth? the answer is that earth is pulled toward the moon more than the water on the far side, because earth is closer to th... | [
"the position of the Moon around Earth",
"the position of Earth around the Sun",
"the rotation of the Moon",
"the rotation of Earth"
] | A | |
openbookqa_2103 | openbookqa | <ctx>
railway electrification is the use of electric power for the propulsion of rail transport. electric railways use either electric locomotives ( hauling passengers or freight in separate cars ), electric multiple units ( passenger cars with their own motors ) or both. electricity is typically generated in large and... | [
"people",
"water",
"sunlight",
"zapping energy"
] | D | |
medmcqa_3612 | medmcqa | <ctx>
course, and vice versa. put formally, there are two multivalued dependencies in this relation : { course } { book } and equivalently { course } { lecturer }. databases with multivalued dependencies thus exhibit redundancy. in database normalization, fourth normal form requires that for every nontrivial multivalue... | [
"Less than 15 years",
"Less than85 years",
"30-50 years",
"None"
] | A | Ans. is 'a' i.e.. Less than 15 years Dependency ratiooThe proportion of persons above 65 years of age and children below 15 years of age are considered to be dependent on the economically productive age group {15-64 years).o The ratio of combined age group 0-14 years plus 65 years and above to the 15-65 years age group... |
qasc_3073 | qasc | <ctx>
the blood circulatory system is a system of organs that includes the heart, blood vessels, and blood which is circulated throughout the entire body of a human or other vertebrate. it includes the cardiovascular system, or vascular system, that consists of the heart and blood vessels ( from greek kardia meaning he... | [
"rocks",
"the Sun",
"trees",
"plants"
] | D | |
medmcqa_5866 | medmcqa | <ctx>
cancer is a large class of malignant diseases. cancer may also refer to : people with the surname dinah cancer ( born 1960 ), american punk rock musician luis cancer ( 1500 β 1549 ), spanish dominican missionary jeronimo de cancer ( c. 1599 β 1655 ), spanish playwright astronomy and astrology cancer ( astrology )... | [
"Adenoma",
"Papilloma",
"Fibroma",
"Lipoma"
] | D | Lipomas are most common SUBCUTANEOUS LIPOMAS Also known as UNIVERSAL TUMOUR MC site: Trunk BRACKET CALCIFICATION is seen in lipoma of corpus callosum SURGICAL EXCISION is required for removal |
medmcqa_2752 | medmcqa | <ctx>
1996 by the cdc. in these guidelines, the use of one of two prevention methods was recommended : either a risk - based approach or a culture - based screening approach. the cdc issued updated guidelines in 2002 ; these guidelines recommended the universal culture - based screening of all pregnant women at 35 β 37... | [
"Penicillin G",
"Ceftriaxone + metronidazole",
"Doxycycline",
"Cefotaxime + vancomycin"
] | D | |
arc_easy_1834 | arc_easy | <ctx>
make both seasonal flu vaccine and pandemic flu vaccine at the same time. production takes months and it is impossible to switch halfway through if health officials make a mistake. if the swine flu mutates, scientists aren't sure how effective a vaccine made now from the current strain will remain. rather than wa... | [
"Viruses replicate more rapidly over time.",
"Viruses can mutate from year to year.",
"Vaccines are absorbed by the body after a year.",
"Vaccines get stronger over time."
] | B | |
openbookqa_1567 | openbookqa | <ctx>
camouflage, john graham kerr. his thesis, which he completed in 1935 under a carnegie fellowship, was on'adaptive coloration'β both camouflage and warning coloration β in the anura ( frogs ). in 1938 he was made a doctor of science at glasgow, and he became a zoology lecturer at cambridge university and stricklan... | [
"quick to spot",
"fast to locate",
"rough to spot",
"easy to see"
] | C | |
medmcqa_4515 | medmcqa | <ctx>
same patterns, if not exactly the same genes. " this means that someone from bulgaria whose ancestors go back to the fifteenth century could ( and sometime does ) map as partly'native american. this happens because aims rely on a'100 % purity'assumption of reference populations. that is, they assume that a patter... | [
"P. falciparum",
"P. vivax",
"Pneumococcus",
"Salmonella"
] | A | Ans. a. P. falciparum (Ref: Robbins 9/e p390, 8/e p387)Person having heterozygous sickle cell trait is protected from infection of P. falciparum."People who are heterozygous for the sickle cell trait (HbS) become infected with P. falciparum, but they are less likely to die from infectionQ. The HbS trait causes the para... |
medmcqa_3463 | medmcqa | <ctx>
due to chronic inflammation, such as due to stones or schistosomiasis. investigations performed usually include collecting a sample of urine for an inspection for malignant cells under a microscope, called cytology, as well as medical imaging by a ct urogram or ultrasound. if a concerning lesion is seen, a flexib... | [
"Liver",
"Spleen",
"Small intestine",
"Pancreas"
] | B | Ans. is 'b' i.e., Spleen "The spleen is the intra-abdominal organ most frequently injured in blunt trauma"- Sabiston 18/e* Blunt trauma: In blunt trauma the organs most commonly injured are the solid organs:# Spleen (MC)# Liver# Kidney* In addition to spleen, liver and kidney, extreme blunt force to the upper abdomen m... |
medmcqa_49 | medmcqa | <ctx>
##dine is an essential trace element in our diet ; it is needed to produce thyroid hormone. insufficient iodine in the diet can lead to the development of a goiter, an enlargement of the thyroid gland ( figure 2. 12 ). 72 2 β’ atoms, molecules, and ions access for free at openstax. org figure 2. 12 ( a ) insuffici... | [
"5 ppm",
"30 ppm",
"15 ppm",
"20 ppm"
] | C | National Iodine deficiency disorder programme , 1992: - National goitre control programme, 1962 is conveed to NIDDCP, 1992 - Impact indicators: Major indicator - Urinary iodine excretion levels ( generally measured in pregnant women over 24hrs) Others - Neonatal hypothyroidism , Goitre - Level of salt iodinisation: 30 ... |
medmcqa_2617 | medmcqa | <ctx>
109. 7 min. ( a positron is a particle with the mass of an electron and a single unit of positive charge ; the equation is physicians use 18f to study the brain by injecting a quantity of fluoro - substituted glucose into the blood of a patient. the glucose accumulates in the regions where the brain is active and... | [
"4 hrs",
"8 hrs",
"24 hrs",
"30 hrs"
] | B | Factor VIII is also called as anti hemophilic factor Its half life is 8-12 hrs Ref: Harrison's 19th edition Pgno :138 |
aquarat_20152 | aquarat | <ctx>
. we have then the average value of the given function over this region is
8. 79 8. 80 8. 81 8. 82
. 69
checking each number in order. ( attribution : copyright rice university, openstax, under cc by 4. 0 license )
</ctx>
The following are multiple choice questions (with answers) about STEM.
The average of f... | [
"A)5.6",
"B)11.1",
"C)12.9",
"D)6.3"
] | B | Explanation:
The first ten prime numbers is 2, 3, 5, 7, 11, 13, 17, 19, 23
Average = 100/9 = 11.11
Answer: Option B |
qasc_594 | qasc | <ctx>
back of the drop. this light is refracted and dispersed both as it enters and as it leaves the drop. 1116 25 β’ geometric optics access for free at openstax. org figure 25. 24 ( a ) different colors emerge in different directions, and so you must look at different locations to see the various colors of a rainbow. ... | [
"Change colors",
"colors of the spectrum",
"basic building blocks of life",
"fissures of hot, acidic water"
] | B | |
openbookqa_2599 | openbookqa | <ctx>
passages of an object at its periapsis ( in the case of the planets in the solar system, called the perihelion ), the point of its closest approach to the attracting body. it differs from the sidereal period because the object's semi - major axis typically advances slowly. also, the tropical period of earth ( a t... | [
"month",
"86400 seconds",
"decade",
"year"
] | B | |
aquarat_32477 | aquarat | <ctx>
and provide some insights. when, a kelly bettor bets times their initial wealth, as shown above. if they win, they have after one bet. if they lose, they have. suppose they make bets like this, and win times out of this series of bets. the resulting wealth will be : note that the ordering of the wins and losses d... | [
"A)Rs.32000",
"B)Rs.62000",
"C)Rs.42000",
"D)Rs.52000"
] | D | 3:1
4:1
------
12:1
1 ----- 4000
13 ----- ? => Rs.52,000
Answer: D |
qasc_6129 | qasc | <ctx>
a black hole is a region of spacetime where gravity is so strong that nothing, including light and other electromagnetic waves, has enough energy to escape it. the theory of general relativity predicts that a sufficiently compact mass can deform spacetime to form a black hole. the boundary of no escape is called ... | [
"energy",
"gravity",
"heat",
"photons"
] | B | |
qasc_118 | qasc | <ctx>
the network though favorable interactions between the native oxide layer on the surface of the particles and the hydrogen - bonding polymer. nanoparticles have also been studied for their ability to impart conductivity on electronic skin materials. zou et al. embedded silver nanoparticles ( agnps ) into a polymer... | [
"2 substances rubbing together",
"Something that comes in a bundle of fibers",
"several different ways",
"surfaces rubbing together"
] | B | |
arc_challenge_831 | arc_challenge | <ctx>
committing to more expensive and effective measures that could conflict with economic growth. the lack of a uniform standard for designating a project as an " eco - city " has been seen as enabling the use of the label as a marketing tool for real estate interests. the large number of eco - city and urbanization ... | [
"How long will it take to build?",
"How much concrete is needed?",
"How will the lake be used for recreation?",
"How will the dam affect fish populations?"
] | D | |
mmlu_aux_3488 | mmlu_auxiliary | <ctx>
. early poker players sometimes used jagged gold pieces, gold nuggets, gold dust, or coins as well as " chips " primarily made of ivory, bone, wood, paper, and a composition made from clay and shellac. several companies between the 1880s and the late 1930s made clay composition poker chips. there were over 1000 d... | [
"as long as you are strong enough, you can pull yourself up from quicksand on your own",
"clay glues sand particles loosely, which makes quicksand stable, unless it is disturbed",
"because anyone trapped in quicksand will float, there is little possibility of him dying",
"looking like solid ground, quicksand ... | B | null |
medmcqa_1529 | medmcqa | <ctx>
is a slow to moderate rate of disease progression but the patient may have periods of rapid progression ( " bursts of destruction " ). chronic periodontitis can be associated with local predisposing factors ( e. g. tooth - related or iatrogenic factors ). the disease may be modified by and be associated with syst... | [
"Occlusal trauma",
"Systemic factors",
"Local irritating factors",
"Hormonal defects"
] | C | |
aquarat_27469 | aquarat | <ctx>
the answer should also have three significant figures. the answer 30. 0 km / hr does indeed have three significant figures, so this is appropriate. note that the significant figures in the conversion factor are not relevant because an hour is defined to be 60 minutes, so the precision of the conversion factor is ... | [
"A) d",
"B) 1/3*d",
"C) 1/2*d",
"D)5/8*d"
] | D | Solution:
Lets look at the information given in the question...
Total time travelled = 2 hrs
Distance travelled first hour = d
Distance travelled second hour = d/4
The question is asking for the avg speed at which the car travels for 2 hrs
We know that avg speed = total distance/total time
Lets place the information gi... |
qasc_3193 | qasc | <ctx>
to the accumulation of several genetic errors. an average cancer of the breast or colon can have about 60 to 70 protein altering mutations, of which about 3 or 4 may be " driver " mutations, and the remaining ones may be " passenger " mutations any genetic or epigenetic lesion increasing the mutation rate will ha... | [
"that material's properties",
"sub-units of species",
"Microscopic organisms",
"deoxyribonucleic acid"
] | D | |
aquarat_17308 | aquarat | <ctx>
1. 5 number basics 1. c. x = 1 is an integer, and when printing the type of an integer variable, the output is < class'int'>. 2. b. y = 2. 0 is floating - point number. 3. a. any value defined within quotation marks is a string value regardless of the content. 4. c. line 2 of the code evaluates as follows : c = x... | [
"A)β14",
"B)β10",
"C)β6",
"D)10"
] | A | Distance between -2 and 4 = 6
Since number p is twice as many units from -2 as -2 is from 4
, therefore p can be -14 Since , p is less than -2 ,
the value of p = -14
Answer A |
medmcqa_4033 | medmcqa | <ctx>
in general due to the fact that he would shake and sweat noticeably during them. falkow described his struggle with his mental health as an " uneasy truce " with his " demons " later on in his career as he learned various coping mechanisms. because of his anxiety during public speaking, he often employed humor in... | [
"Measles",
"Mumps",
"AIDS",
"Mycoplasma"
] | A | Hecht's pneumonia isΒ a giant cell pneumonia in immunodeficient people,rare complication of measles. |
aquarat_41620 | aquarat | <ctx>
, and a phev - 60. terminology note : a plug - in hybrid's all - electric range is designated by phev - ( miles ) or phev ( kilometers ) km representing the distance the vehicle can travel on battery power alone. for example, a phev - 20 can travel 20 miles without using its internal combustion engine, or about 3... | [
"A)104,000",
"B)60,000",
"C)80,000",
"D)90,000"
] | A | The distance traveled by each tyre:
4/5 * 1, 30, 000km = 104,000 km. A |
medmcqa_7300 | medmcqa | <ctx>
. the us national library of medicine publishes " lactmed, " an up - to - date online database of information on drugs and lactation. geared to both healthcare practitioners and nursing mothers, lactmed contains over 450 drug records with information such as potential drug effects and alternative drugs to conside... | [
"Vitamin B",
"Vitamin A",
"Vitamin C",
"Proteins"
] | A | Ans. is 'a' i.e., Vitamin B o Deficiency of Vitamin B12 may occur in exclusive breastfed infants of mother who is on strict vegetarian diet. Remember following impoant facts ? o Milks from the mother whose diet is sufficient and properly balanced will supply all the necessary nutrients except fluoride and Vitamin D. o ... |
medmcqa_464 | medmcqa | <ctx>
( b ) calculate the kcal / min that you would have to utilize to metabolize fat at the rate of 0. 500 kg in
10β2 mol na2 co3 ( d ) 1. 23 103 mol fructose, c6 h12 o6 ( e ) 0. 5758 mol feso4 ( h2o ) 7 20. the approximate minimum daily dietary requirement of the amino acid leucine, c6h13no2, is 1. 1 g. what is this... | [
"1500",
"2500",
"3500",
"4000"
] | B | Iron deficit = Bodyweight(kg) x 2.3 x (15 - Hb) + 1000
Β Β Β = 60 x 2.3 x (15 - 5) + 1000
Β Β Β = 2380 (close to 2500) |
qasc_1907 | qasc | <ctx>
##mous cell carcinoma of the bladder ) the liver flukes, opisthorchis viverrini and clonorchis sinensis ( cholangiocarcinoma ). radiation radiation exposure such as ultraviolet radiation and radioactive material is a risk factor for cancer. many non - melanoma skin cancers are due to ultraviolet radiation, mostly... | [
"Ozone depletion.",
"cigarettes",
"smoking tobacco",
"adding heat"
] | A | |
aquarat_9685 | aquarat | <ctx>
of water. strategy b taking a ratio of new intensity to old intensity and using primes for the new quantities, we will find that it depends on the ratio of the areas. all other quantities will cancel. solution b 1. take the ratio of intensities, which yields : 16. 75 16. 76 16. 77 16. 78 16. 79
e ) the mineral b... | [
"A)3:2",
"B)2:1",
"C)4:3",
"D)3:5"
] | B | (2/3)*P +(1/6)*Q = (1/3)*P+(5/6)*Q
2P=4Q
P/Q = 2/1
The answer is B. |
aquarat_6207 | aquarat | <ctx>
, 10 ) or ( 9, 6 ). the example can be generalized. suppose mrs. carlson and mrs. delacroix are also part of the club where each lady has made 3 gloves. now the total is 12 gloves ( six pairs ) which nets β¬30. at the same time, one of the ladies on her own can still only make β¬5. thus, imputations share β¬30 such ... | [
"A)$30.14",
"B)40.44",
"C)34.66",
"D)32.29"
] | B | 211*15=3165/100=31.65
211+31.65=242.65
242.65/6=40.44
ANSWER:B |
qasc_6515 | qasc | <ctx>
18. 7 β’ occurrence, preparation, and properties of nitrogen 893 large volumes of atmospheric nitrogen are necessary for making ammonia β the principal starting material chemistry in everyday life nitrogen fixation all living organisms require nitrogen compounds for survival. unfortunately, most of these organisms... | [
"compound of hydrogen oxygen",
"carbohydrates",
"single-celled organisms",
"excretory structures"
] | C | |
medmcqa_5580 | medmcqa | <ctx>
dizziness headaches cold hands and feet pale skin dark urine jaundice chest pain pain in the back or legs vomiting or diarrhea heart problems such as an irregular heartbeat ( arrhythmia ), a heart murmur, an enlarged heart, or heart failure. these may occur because the heart has to work harder to make sure the bo... | [
"Acute leukemia",
"Idiopathic thrombocytopenic purpura",
"Hypersplenism",
"Aplastic anemia"
] | A | Pallor (anemia), petechial spot (thrombocytopenia), fever (infection due to neutropenia) with splenomegaly suggest the diagnosis of acute leukemia.
Further, the presence of splenomegaly eliminates aplastic anaemia and ITP as the possibilities
"Splenomegaly and lymphadenopathy are extremely uncommon in ITP and their pr... |
aquarat_24512 | aquarat | <ctx>
_ _ _ _ : # body 2 a. x < 0 x = = 0 b. x = = 0 x < 0 c. x < = 0 [ no condition ] 4. which of the following is a valid chained decision statement? a. if condition _ 1 : # body 1 elif condition _ 2 : # body 2 b. if condition _ 1 : # body 1 elif condition _ 2 : # body 2 c. elif condition _ 1 : # body 1 if condition ... | [
"A)x > -3",
"B)x < 2",
"C)x = 3",
"D)x < 3"
] | B | 2x - 2b = 0
Therefore, 2x = 2b
As, b<2
2x < 2(2)
i.e x < 2
Answer : B |
aquarat_38764 | aquarat | <ctx>
it the optional integer. ) any number below ( that is, the penultimate ) is multiplied by the one just above it and added by that just below it. divide the last number ( obtained so doing repeatedly ) by the divisor corresponding to the smaller remainder ; then multiply the residue by the divisor corresponding to... | [
"A)0",
"B)2",
"C)1",
"D)3"
] | C | |15 - 8n| represents the distance between 15 and 8n on the number line. Now, the distance will be minimized when 8n, which is multiple of 8, is closest to 15. Multiple of 8 which is closest to 15 is 16 (for n = 2), so the least distance is 1: |15 - 16| = 1.
Answer: C. |
mmlu_aux_7324 | mmlu_auxiliary | <ctx>
asexual and sexual reproduction. in summer, aphids are generally female and parthenogenetic ; in the autumn, males may be produced for sexual reproduction. other insects produced by parthenogenesis are bees, wasps and ants, in which they spawn males. however, overall, most individuals are female, which are produc... | [
"all of these",
"insects are born live",
"pupa stage is sometimes skipped",
"pupa is a required stage"
] | C | null |
aquarat_387 | aquarat | <ctx>
in mathematics, a diophantine equation is an equation of the form p ( x1,..., xj, y1,..., yk ) = 0 ( usually abbreviated p (, ) = 0 ) where p (, ) is a polynomial with integer coefficients, where x1,..., xj indicate parameters and y1,..., yk indicate unknowns. a diophantine set is a subset s of, the set of all j ... | [
"A)6 only",
"B)6 and 12",
"C)12 only",
"D)by 18 only"
] | B | (6n^2+6n)=6n(n+1), which is always divisible by 6 and 12 both, since n(n+1) is always even.
Correct Option: B |
aquarat_3814 | aquarat | <ctx>
by peter winkler for more information, and see the discussion on les - mathematiques. net. consult the references on 100 prisoners for links to these references. the above computation may be performed in a more simple and direct way, as follows : first note that a permutation of elements contains at most one cycl... | [
"A)A.604",
"B)B.2880",
"C)C.502450",
"D)D.784200"
] | B | ways for cages that are too small = 5*4*3*2=120
since we have 4 cages and 4 animal left therefore ways for 4 cages =4!
total ways =120*4!=2880
Answer B |
openbookqa_274 | openbookqa | <ctx>
for toys hidden in a sandbox. after observing the toy being hidden in location a and repeatedly searching for it there, the 2 - year - olds were shown a toy hidden in a new location b. when they looked for the toy, they searched in locations that were biased toward location a. this suggests that there is an ongoi... | [
"political",
"migration",
"food preparation",
"shopping"
] | B | |
openbookqa_1830 | openbookqa | <ctx>
, for the correct answer to be as gardner apparently originally intended. but under that assumption, if he remains silent or says he has a daughter, there is a 100 % probability he has two daughters. analysis of the ambiguity if it is assumed that this information was obtained by looking at both children to see i... | [
"thunder and lightning indicate that there will be acid rain",
"wind indicates a chance of rain",
"fire indicates that there will be rain",
"thunder and lightning indicate a great chance of rain"
] | D | |
mmlu_aux_3828 | mmlu_auxiliary | <ctx>
to regain public support by offering newer, purportedly safer, reactor designs. these designs include those that incorporate passive safety and small modular reactors. while these reactor designs " are intended to inspire trust, they may have an unintended effect : creating distrust of older reactors that lack th... | [
"Removing the emission of carbon dioxide.",
"Reducing the carbon dioxide produced by car driving.",
"Recycling the carbon dioxide into gasoline.",
"Reserving the carbon dioxide for global warming."
] | C | null |
openbookqa_1125 | openbookqa | <ctx>
1. 2 phases and classification of matter matter is anything that occupies space and has mass. the basic building block of matter is the atom, the smallest unit of an element that can enter into combinations with atoms of the same or other elements. in many substances, atoms are combined into molecules. on earth, ... | [
"biotic",
"inanimate",
"dead",
"live action"
] | A | |
pubmedqa_597 | pubmedqa | <ctx>
roentgen stereophotogrammetry ( rsa ) is a highly accurate technique for the assessment of three - dimensional migration and micromotion of a joint replacement prosthesis relative to the bone it is attached to. it was introduced in 1974 by goran selvik. several studies have found implant migration to be predictiv... | [
"yes",
"no",
"maybe"
] | B | |
aquarat_3487 | aquarat | <ctx>
, raising plants and animals, and combining these features together. circa 1980 there were hopeful plans for an integral urban neighborhood. after a few years, the integral urban house became less and less popular in the bay area. in order to maintain the extensive range of features of the house, a large amount o... | [
"A)a) 2/15",
"B)b) 3/15",
"C)c) 4/5",
"D)d) 2/5"
] | D | let total homes be 15
termite ridden= 2/3(15)= 10
termite ridden and collapsing = 2/5(10)=4
thus homes that are termite ridden, but not collapsing = 10-4=6
thus required ratio = 6/15=2/5
Answer D |
openbookqa_1463 | openbookqa | <ctx>
its own, but when in combination with nitrogen and phosphorus ( macronutrients ), it did show positive effects, which is evidence of serial co - limitation. oceanography in oceanography, a prime example of a limiting factor is a limiting nutrient. nutrient availability in freshwater and marine environments plays ... | [
"a used popcorn bucket",
"an empty can of corn",
"a dead strawberry bush",
"a pickled jicama root"
] | D | |
aquarat_22905 | aquarat | <ctx>
the end of the trial increases by the factor, and, likewise, if the strategy fails, you end up having your capital decreased by the factor. thus at the end of trials ( with successes and failures ), the starting capital of $ 1 yields maximizing, and consequently, with respect to leads to the desired result edward... | [
"A)Rs. 21000",
"B)Rs. 22000",
"C)Rs. 20000",
"D)Rs. 23000"
] | C | Invested by David = 10000/2*4 = 20000
ANSWER : C |
medmcqa_8817 | medmcqa | <ctx>
1. 5 mol ethanol mass - volume percentage β mixed β percentage units, derived from the mass of solute and the volume of solution, are popular for certain biochemical and medical applications. a mass - volume percent is a ratio of a solute β s mass to the solution β s volume expressed as a percentage. the specific... | [
"Sequestrated in body tissues",
"Slowly eliminated from body",
"Poorly soluble in plasma",
"Poorly bound to plasma protein"
] | A | Ans. is 'a' i.e., Sequestrated in body tissues o Drug may have volume of distribution for in excess of total body water if it is sequestered in other tissues because most of the drug is present in tissues and plasma concentration is low. |
qasc_7178 | qasc | <ctx>
referred to as either β bucks, β β stags, β or β bulls, β and their young are commonly called β fawns, β or β asses β. it was previously believed that java mouse - deer were nocturnal, but more recent studies have shown that they are neither truly nocturnal nor diurnal, but instead crepuscular, meaning they prefe... | [
"heat or cold",
"in autumn",
"colors",
"Change colors"
] | B | |
aquarat_13408 | aquarat | <ctx>
##tient zero zero ) > - [ > + > > ] reduce divisor ; normal case : increase remainder > [ + [ < + > - ] > + > > ] special case : increase remainder / move it back to divisor / increase quotient < < < < < - decrease dividend ] end division loop > > [ < + > - ] add remainder back to divisor to get a useful 13 > [ s... | [
"A)0",
"B)2/15",
"C)2/5",
"D)9/20"
] | C | We need to determine the result of 1/3 + 1/2 - 5/6 + 1/5 + 1/4 - 9/20
Letβs add the given fractions in two groups. In the group of the first three fractions, notice that1/3 and 1/2 share a common denominator of 6 with 5/6.
1/2 + 1/3 = 3/6 + 2/6 = 5/6
Thus, 5/6 β 5/6 = 0
Looking at the 2nd group of the fractions (1/5, 1... |
mmlu_aux_3636 | mmlu_auxiliary | <ctx>
18. 9 occurrence, preparation, and compounds of oxygen 79. predict the product of burning francium in air. 80. using equations, describe the reaction of water with potassium and with potassium oxide. 81. write balanced chemical equations for the following reactions : ( a ) zinc metal heated in a stream of oxygen ... | [
"Never have a bottle without a label in the chemistry lab!",
"Obey your teacher's instructions in the Chemistry lab.",
"A crylamide can't take the place of hydrochloric acid.",
"Finding something unusual happened, you have to leave the laboratory at once."
] | A | null |
medmcqa_9063 | medmcqa | <ctx>
color of ruby is due to the presence of a small amount of chromium ; other impurities produce the wide variety of colors possible for sapphires. artificial rubies and sapphires are now manufactured by melting aluminum oxide ( melting point = 2050 Β°c ) with small amounts of oxides to produce the desired colors and... | [
"K+ channel opener",
">Can be used as antihypeensive agent",
">Causes severe hypoglycemia",
">Used in insulinoma"
] | C | Causes severe hypoglycemia Diazoxide Diazoxide is a direct acting aeriolar dilator. Diazoxide causes aeriolar dilatation with little effect on veins. Diazoxide prevents smooth muscle contraction and relaxes the aerioles Diazoxide is a potassium channel activator which causes local relaxation in smooth muscle by increas... |
medmcqa_2209 | medmcqa | <ctx>
these include a thickening of the basement membrane, a widening of the slit membranes of the podocytes, an increase in the number of mesangial cells, and an increase in mesangial matrix. this matrix invades the glomerular capillaries and produces deposits called kimmelstiel - wilson nodules. the mesangial cells a... | [
"Acute renal failure",
"Chronic renal failure",
"Lower urinary tract disease",
"Nephrotic syndrome"
] | D | Proteinuria greater than 40 mg/h/m2 in a child or 3.5 g/d/1.73 m2 in an adult produces nephrotic syndrome, which is characterized by generalized edema, often most noticeable in the face. The condition develops when large amounts of protein are spilled through the glomeruli into the duct system of the kidneys. In contra... |
aquarat_43583 | aquarat | <ctx>
leakage and by the quantity of propellant in the tanks. with partially filled tanks, the percentage loss is higher. heat leakage depends on surface area, while the original mass of propellant in the tanks depends on volume. so by the cube - square law, the smaller the tank, the faster the liquids will boil off. s... | [
"A)2",
"B)3",
"C)4",
"D)5"
] | B | The rate of the pump + leak = 1/6
1/2 - leak's rate = 1/6
leak's rate = 1/2 - 1/6 = 1/3
The leak will empty the tank in 3 hours.
The answer is B. |
aquarat_15144 | aquarat | <ctx>
3. 5 addition of velocities 52. bryan allen pedaled a human - powered aircraft across the english channel from the cliffs of dover to cap gris - nez on june 12, 1979. ( a ) he flew for 169 min at an average velocity of 3. 53 m / s in a direction south of east. what was his total displacement? ( b ) allen encounte... | [
"A)580 Kmph",
"B)550 Kmph",
"C)540 Kmph",
"D)530 Kmph"
] | C | Explanation:
Speed of aeroplane = 420 Kmph
Distance travelled in 6 hours
= 420 * 6 = 2520 Km
Speed of aeroplane to acver 2520 Km in 14/3
= 2520*3/14 = 540 Km
Answer: Option C |
medmcqa_6204 | medmcqa | <ctx>
the test group would be expected to show an improvement on their next physical exam, because of regression toward the mean. the best way to combat this effect is to divide the group randomly into a treatment group that receives the treatment, and a group that does not. the treatment would then be judged effective... | [
"Student T test",
"Chi square test",
"Paired T test",
"Test for variance"
] | B | Ref: Parks 23rd edition pg 852 Chi-square test offers an alternate method of testing the significance of difference between two propoions.Advantage: it can also be used when more than 2groups are to be compared. Ref:Parks 23rd edition pg 852 Tests of significance: Qualitative: Chi- square : 2 or more than 2 groups Mc N... |
aquarat_21824 | aquarat | <ctx>
decimal is shifted to give the digit number. the exponential method is particularly useful notation for very large and very small numbers. for example, 1, 230, 000, 000 = 1. 23 109, and 0. 00000000036 = 3. 6 10β10. addition of exponentials convert all numbers to the same power of 10, add the digit terms of the nu... | [
"A)5",
"B)10",
"C)15",
"D)30"
] | C | Let the numbers in increasing order be A<B<C...
since the new number(N) increase the average of new set of numbers by 5 after replacing the smallest number,A,
the new number,N, exceeds the smallest,A, by 3*5=15 orN=15+A..(1)
and what is the new number,N,----C-B (diff in the largest and second largest)+A...(2)...
from (... |
arc_easy_746 | arc_easy | <ctx>
in mathematical analysis, the smoothness of a function is a property measured by the number of continuous derivatives it has over some domain, called differentiability class. at the very minimum, a function could be considered smooth if it is differentiable everywhere ( hence continuous ). at the other end, it mi... | [
"color",
"odor",
"size",
"texture"
] | D | |
aquarat_11059 | aquarat | <ctx>
coverage on possible matrix results the number of possible results in a boolean 9im matrix is 29 = 512, and in a de - 9im matrix is 39 = 6561. the percentage of these results that satisfy a specific predicate is determined as following, on usual applications the geometries intersects a priori, and the other relat... | [
"A)52",
"B)117",
"C)234",
"D)312"
] | C | 120% * 13/24 * 360 = 1.2 * 13 * 15 = 234
The answer is C. |
aquarat_7095 | aquarat | <ctx>
was launched in 1996 with an expected life span of 13 years and to extend its lifespan by conserving remaining fuel, it was allowed to drift from its nominal location into a slightly inclined orbit. a map of the sub - satellite points β the location on earth's surface directly beneath the satellite β shows that t... | [
"A)5/6",
"B)1/5",
"C)1/6",
"D)1/7"
] | B | Let x be the number of upgraded sensors on the satellite.
The number of non-upgraded sensors per unit is x/6.
The number of non-upgraded sensors on the whole satellite is 24(x/6) = 4x.
The fraction of sensors which have been upgraded is x / (x+4x) = x/5x = 1/5
The answer is B. |
openbookqa_1806 | openbookqa | <ctx>
##fugal acceleration due to the horizontal component of its velocity. for a low earth orbit, this velocity is about ; by contrast, the fastest piloted airplane speed ever achieved ( excluding speeds achieved by deorbiting spacecraft ) was in 1967 by the north american x - 15. to achieve an orbit, a spacecraft mus... | [
"it will start moving with acceleration",
"it will make a loud noise",
"spontaneously teleport a light year away",
"remain in the same location"
] | A | |
openbookqa_32 | openbookqa | <ctx>
the point where the laser beam enters the eye. most of the light is absorbed by melanin pigments in the pigment epithelium just behind the photoreceptors, and causes burns in the retina. ultraviolet light with wavelengths shorter than 400 nm tends to be absorbed by lens and 300 nm in the cornea, where it can prod... | [
"dogs to bark",
"stones to form",
"warmth on bodies",
"plastic to form"
] | C | |
aquarat_33755 | aquarat | <ctx>
| 23 | | 50. 7 % | - | align = right | 30 | | 70. 6 % | - | align = right | 40 | | 89. 1 % | - | align = right | 50 | | 97. 0 % | - | align = right | 60 | | 99. 4 % | - | align = right | 70 | | 99. 9 % | - | align = right | 75 | | 99. 97 % | - | align = right | 100 | | % | - | align = right | 200 | | % | - | alig... | [
"A)8",
"B)9",
"C)16",
"D)17"
] | B | Let the ages of children be x, (x + 1), (x + 2), (x + 3) and (x + 4) years.
Then, x + (x + 1) + (x + 2) + (x + 3) + (x + 4) = 50
5x = 40
x = 8
x+4= 8+1= 9
Answer : B |
aquarat_22502 | aquarat | <ctx>
likelihood ratio that is generated by comparing two probabilities where pi = x / y : numerator ( β x β ) β the probability that we observe the phenotypes of the tested participants in the inheritance scenario given that the tested man is the true biological father. more simply, the probability that some event wil... | [
"A)5 : 8",
"B)5 : 9",
"C)5 : 7",
"D)5 : 6"
] | A | Explanation:
25 x = 40 y
x: y = 25 : 40 = 5 : 8
Answer:A |
aquarat_28325 | aquarat | <ctx>
) + 1 ^ 4 - 6 0000 5 5536 = 4000Γ ( 1 ^ 3 ) Γ6 + 600Γ ( 1 ^ 2 ) Γ ( 6 ^ 2 ) + 40Γ1Γ ( 6 ^ 3 ) + 6 ^ 4 - - - - - - 4464 0000 3338 7536 = 4000Γ ( 16 ^ 3 ) Γ2 + 600Γ ( 16 ^ 2 ) Γ ( 2 ^ 2 ) + 40Γ16Γ ( 2 ^ 3 ) + 2 ^ 4 - - - - - - - - - 1125 2464 0000 1026 0494 3376 = 4000Γ ( 162 ^ 3 ) Γ6 + 600Γ ( 162 ^ 2 ) Γ ( 6 ^ 2 )... | [
"A)9",
"B)12",
"C)14",
"D)16"
] | B | Explanation:
We have, 2/3 * 2/5 * 3/4 * X = 36
X = 180
Now, 4/5 * X ===> 4/5 * 180 = 144
β144 = 12
ANSWER: B |
medmcqa_5753 | medmcqa | <ctx>
and the most common symptom reported by women of all races is shortness of breath. other symptoms more commonly reported by women than men are extreme fatigue, sleep disturbances, indigestion, and anxiety. however, some women do experience irregular heartbeat, dizziness, sweating, and nausea. burning, pain, or pr... | [
"Increased noradrenaline",
"Decreased estrogen",
"Increased noradrenaline and decreased estrogen",
"Increased noradrenaline and estrogen"
] | C | Hot flushes are caused by noradrenaline, which disturbs the thermoregulatory system. Oestrogen deficiency reduces hypothalamic endorphins, which release more norepinephrine and serotonin. This leads to inappropriate heat loss mechanism. Other causes that can be associated with the symptom of hot flushes include: thyroi... |
medmcqa_8737 | medmcqa | <ctx>
in complexity from simple home compost heaps, to small town scale batch digesters, industrial - scale enclosed - vessel digestion of mixed domestic waste ( see mechanical biological treatment ). methods of biological decomposition are differentiated as being aerobic or anaerobic methods, though hybrids of the two... | [
"Incineration",
"Autoclaving",
"Microwaving",
"Shredding"
] | A | Waste such as anatomical waste , solid waste,soiled waste , chemical waste is collected in yellow coloured bag and treated and disposed by incineration |
aquarat_41054 | aquarat | <ctx>
give the expected number of days. for example, the expected number of days which are shared ; i. e. which are at least two ( i. e. not zero and not one ) people's birthday is : number of people who repeat a birthday the probability that the th integer randomly chosen from will repeat at least one previous choice ... | [
"A)8 days",
"B)10 days",
"C)12 days",
"D)20 days"
] | B | If X can complete a work in x days and Y can complete the same work in y days, then, both
of them together can complete the work in x y/ x+ y days
Therefore, here, the required number of days = 12 Γ 24/ 36 = 8 days.
B) |
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