dataset
stringclasses
5 values
id
stringlengths
6
18
question
stringlengths
3
1.92k
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answer
stringclasses
5 values
aqua_train
aqua_train_94252
Two trains of equal length are running on parallel lines in the same directions at 46km/hr. and 36km/hr. The faster trains pass the slower train in 54 seconds. The length of each train is:
[ "A)82m", "B)50m", "C)75m", "D)80m", "E)None of these" ]
C
aqua_train
aqua_train_88177
What is the dividend. divisor 17, the quotient is 9 and the remainder is 5.
[ "A)140", "B)142", "C)146", "D)158", "E)160" ]
D
sciq
sciq_4
What occurs when individuals of different species strive for a limited resource in the same area?
[ "vegetal competition", "asexual competition", "intraspecific competition", "interspecific competition" ]
D
aqua_train
aqua_train_2235
On the coordinate plane , points P and T are defined by the coordinates (-1,0) and (3,3), respectively, and are connected to form a chord of a circle which also lies on the plane. If the area of the circle is (25/4) π , what are the coordinates of the center of the circle ?
[ "A) (1.5,1)", "B) (2,-5)", "C) (0,0)", "D) (1,1.5)", "E) (2,2)" ]
D
aqua_train
aqua_train_70914
If |x – 9/2| = 5/2, and if y is the median of a set of p consecutive integers, where p is odd, which of the following must be true? I. xyp is odd II. xy(p^2 + p) is even III. x^2y^2p^2 is even
[ "A)II only", "B)III only", "C)I and III", "D)II and III", "E)I", "II", "and III" ]
A
aqua_train
aqua_train_24178
The cost of an article is decreased by 20%. If the original cost is $120, find the decrease cost.
[ "A)33", "B)11", "C)96", "D)36", "E)91" ]
C
sciq
sciq_4
When do homologous chromosomes form pairs?
[ "mitosis", "metathesis", "transcripton", "meiosis" ]
D
aqua_train
aqua_train_67518
In a contest, a bowl contains 7 keys, one of which will open a treasure chest and Six of which will not. If a contestant selects the key that opens the treasure chest, she wins the contents of that chest. If Sita is allowed to draw two keys, simultaneously and at random, from the bowl as the first contestant, what is t...
[ "A)1/8", "B)1/9", "C)2/7", "D)3/19", "E)3/23" ]
C
aqua_train
aqua_train_19837
In how many ways can you walk up a stairway with 6 steps if you can take one or two steps at a time? (For example, you can walk up a stairway with 3 steps in three dierent ways: (i) Take three single steps. (ii) Take one step and then two steps. (iii) Take two steps and then one step.)
[ "A)9", "B)10", "C)11", "D)12", "E)13" ]
E
sciq
sciq_4
What can be used to determine the mass of a quantity of material?
[ "gravitational mass", "inertial mass", "atomic masses", "molar masses" ]
D
science_train
science_train_1637
Question: The movers lift the boxes at the same speed. Which box is lifted with a larger force? Hints:
[ "a box holding 35 pounds", "a box holding 50 pounds" ]
B
aqua_train
aqua_train_50854
A man buys an article for $100. and sells it for $120. Find the gain percent?
[ "A)10%", "B)15%", "C)25%", "D)20%", "E)30%" ]
D
aqua_train
aqua_train_35353
How many seconds will a 250 m long train take to cross a man walking with a speed of 3 km/hr in the direction of the moving train if the speed of the train is 63 km/hr?
[ "A)12", "B)30", "C)40", "D)15", "E)60" ]
D
aqua_train
aqua_train_57807
A tradesman by means of his false balance defrauds to the extent of 40%? in buying goods as well as by selling the goods. What percent does he gain on his outlay?
[ "A)17%", "B)77%", "C)44%", "D)96%", "E)47%" ]
D
aqua_train
aqua_train_63056
The length, breadth and height of a room are in the ratio 3:2:1. If the breadth and height are halved, while the length is doubled. Then the total area of the 4 walls of the room will be decreased by
[ "A)33", "B)30", "C)88", "D)22", "E)11" ]
B
aqua_train
aqua_train_2508
Stacy has a 63 page history paper due in 3 days. How many pages per day would she have to write to finish on time?
[ "A)9", "B)8", "C)10", "D)8.5", "E)21" ]
E
aqua_train
aqua_train_95558
Q is the brother of R; P is the sister of Q; T is the brother of S; S is the daughter of R. Who are the cousins of Q ?
[ "A)S and U", "B)S and H", "C)S and K", "D)S and T", "E)S and E" ]
D
aqua_train
aqua_train_48048
How much water should be added to 12 liters of a 20%-solution of alcohol to reduce the concentration of alcohol in the solution by 75% ?
[ "A)28 liters", "B)27 liters", "C)30 liters", "D)32 liters", "E)35 liters" ]
A
aqua_train
aqua_train_90681
Find the number of square tiles to cover the floor of a room measuring 4.5 m * 9.5 m leaving 0.25 m space around the room. A side of square tile is given to be 25 cms?
[ "A)422", "B)576", "C)429", "D)428", "E)413" ]
B
aqua_train
aqua_train_95263
Look at this series: 1.5, 2.3, 3.1, 3.9, ... What number should come next?
[ "A)4.2", "B)4.4", "C)4.7", "D)5.1", "E)1.2" ]
C
aqua_train
aqua_train_17664
In a diving competition, each diver has a 45% chance of a perfect dive. The first perfect dive of the competition, but no subsequent dives, will receive a perfect score. If Janet is the third diver to dive, what is her chance of receiving a perfect score? (Assume that each diver can perform only one dive per turn.)
[ "A)1/5", "B)1/15", "C)4/25", "D)26/191", "E)61/125" ]
D
aqua_train
aqua_train_81859
Sides of a rectangular park are in the ratio 3: 2 and its area is 3750 sq m, the cost of fencing it at 50 ps per meter is?
[ "A)Rs.128", "B)Rs.129", "C)Rs.125", "D)Rs.198", "E)Rs.120" ]
C
aqua_train
aqua_train_71989
A question paper consists of five problems, each problem having three internal choices. In how many ways can a candidate attempt one or more problems?
[ "A)2817", "B)2728", "C)1023", "D)1627", "E)1625" ]
C
aqua_train
aqua_train_24320
Find the average of all the numbers between 4 and 32 which are divisible by 5.
[ "A)17.5", "B)20", "C)24", "D)30", "E)32" ]
A
sciq
sciq_4
What are prepared by the oxidation of secondary alcohols?
[ "protons", "more alcohol", "ions", "ketones" ]
D
sciq
sciq_4
What model describes the structure of the plasma membrane as a mosaic of components?
[ "solid mosaic model", "sensors mosaic model", "coolant mosaic model", "fluid mosaic model" ]
D
aqua_train
aqua_train_67059
The three competitors in a race have to be randomly chosen from a group of three men and four women. How many different such trios contain at least one woman?
[ "A)31", "B)34", "C)37", "D)40", "E)43" ]
B
aqua_train
aqua_train_29264
There are two cars. One is 60 miles north of the other. Simultaneously, the car to the north is driven westward at 15 miles per hour and the other car is driven eastward at 25 miles per hour. How many miles apart are the cars after 2 hours?
[ "A)60", "B)80", "C)100", "D)120", "E)140" ]
C
aqua_train
aqua_train_66633
Find the value of y from (12)^3 x 6^4 ÷ 432 = y?
[ "A)2560", "B)3400", "C)3690", "D)4500", "E)5184" ]
E
aqua_train
aqua_train_73434
A tank with a volume of 30 cubic feet has one inlet pipe and 2 outlet pipes. The inlet pipe fills water into the tank at the rate of 3 cubic inches/min and the 2 outlet pipes empty it out at the rates of 12 cubic inches/min and 6 cubic inches/min respectively. If all 3 pipes are opened when the tank is full, how many m...
[ "A)2345", "B)3456", "C)4567", "D)5678", "E)6789" ]
B
aqua_train
aqua_train_83080
A train travels from New York to Chicago, a distance of approximately 480 miles, at an average rate of 40 miles per hour and arrives in Chicago at 6:00 in evening, Chicago time. At what hour in the morning, New York time, did the train depart for Chicago? (Note : Chicago time is one hour earlier than New York time)
[ "A)3:00", "B)4:00", "C)5:00", "D)6:00", "E)7:00" ]
E
aqua_train
aqua_train_42954
Find the value of a/b + b/a, if a and b are the roots of the quadratic equation x2 + 9x +3 = 0?
[ "A)28.3", "B)1.45", "C)2.78", "D)6.84", "E)7.23" ]
A
aqua_train
aqua_train_6499
If a = 105 and a^3= 21 * 25 * 15 * b, what is the value of b?
[ "A)35", "B)42", "C)45", "D)147", "E)54" ]
D
sciq
sciq_4
What gas associated with global warming is released when limestone is heated during the production of cement?
[ "carbon monoxide", "hydrogen", "oxygen", "carbon dioxide" ]
D
aqua_train
aqua_train_43181
Dan’s car gets 32 miles per gallon. If gas costs $4/gallon, then how many miles can Dan’s car go on $54 of gas?
[ "A)236", "B)354", "C)432", "D)512", "E)670" ]
C
aqua_train
aqua_train_46875
There are 47 distinct numbers in set M, there are 28 distinct numbers in set N, and there are 12 distinct numbers that are in both sets M and N. Set H is the set containing the elements that are in at least one of sets M and N. How many elements are in set H?
[ "A)39", "B)40", "C)51", "D)58", "E)63" ]
E
aqua_train
aqua_train_56777
A box contains 5 pairs of shoes (10 shoes in total). If two shoes are selected at random, what it is the probability that they are matching shoes?
[ "A)1/190", "B)1/20", "C)1/9", "D)1/10", "E)1/92" ]
C
aqua_train
aqua_train_40368
On a certain day, orangeade was made by mixing a certain amount of orange juice with an equal amount of water. On the next day, orangeade was made by mixing the same amount of orange juice with twice the amount of water. On both days, all the orangeade that was made was sold. If the revenue from selling the orangeade w...
[ "A) $015", "B) $0.20", "C) $0.30", "D) $0.32", "E) $0.45" ]
D
aqua_train
aqua_train_90122
If four coins are tossed, the probability of getting two heads and two tails is?
[ "A)3/8", "B)3/6", "C)3/9", "D)3/1", "E)3/4" ]
A
aqua_train
aqua_train_18866
A six-sided die is rolled once. What is the probability that the number rolled is an even number greater than 2?
[ "A)4/5", "B)1/3", "C)2/4", "D)1/5", "E)2/6" ]
B
aqua_train
aqua_train_92221
3 gentlemen and 3 gentlewomen are candidates for 2vacancies. A voter has to vote for 2candidates. In how many ways can one cast his vote?
[ "A)12", "B)14", "C)15", "D)17", "E)19" ]
C
aqua_train
aqua_train_25647
The average (arithmetic mean) of six numbers is 5. If 3 is subtracted from each of four of the numbers, what is the new average?
[ "A)1.5", "B)2", "C)3", "D)4", "E)4.5" ]
C
aqua_train
aqua_train_61630
What comes next in the sequence? 4, 2, 4, 8, 6, 8, 16
[ "A)14", "B)16", "C)4", "D)18", "E)8" ]
D
aqua_train
aqua_train_14267
If a certain sample of data has a mean of 20.0 and a standard deviation of 2.0, which of the following values is more than 2.5 standard deviations from the mean?
[ "A) 13.5", "B) 12.0", "C) 17.0", "D) 23.5", "E) 26.5" ]
B
aqua_train
aqua_train_4408
A city in the US has a basketball league with three basketball teams, the Aziecs, the Braves and the Celtics. A sports writer notices that the tallest player of the Aziecs is shorter than the shortest player of the Braves. The shortest of the Celtics is shorter than the shortest of the Aziecs, while the tallest of the ...
[ "A)X,U only", "B)X only", "C)Y only", "D)8 onlY", "E)T only" ]
C
aqua_train
aqua_train_44453
Dacid obtained 76, 65, 82, 67 and 85 marks (out of 100) in English, Mathematics, Physics, Chemistry and Biology. What are his average marks?
[ "A)67", "B)55", "C)77", "D)83", "E)75" ]
E
aqua_train
aqua_train_69028
P(x, y) is the intersection point between the circle (x^2 + y^2 = 4) and the line (y = x +2). Which of the following can be the point P?
[ "A)(1", "2).", "B)(2", "0)", "C)(0", "-2)", "D)(-2", "0)", "E)(2", "2)" ]
C
aqua_train
aqua_train_37044
When working alone, painter W can paint a room in 2 hours, and working alone, painter X can paint the same room in a hours. When the two painters work together and independently, they can paint the room in 3/4 of an hour. What is the value of a?
[ "A)3/4", "B)1[1/5]", "C)1[2/5]", "D)1[3/4]", "E)2" ]
B
aqua_train
aqua_train_5546
In a race of 200 m, A can beat B by 21 m and C by 15 m. In a race of 425 m, C will beat B by ?
[ "A)30 m", "B)75 m", "C)85 m", "D)25 m", "E)15 m" ]
A
aqua_train
aqua_train_73778
If a and b are positive integers, which of the following cannot be an integer?
[ "A)(2b)/(4a+1)", "B)(2b)/(3a+1)", "C)(2a+1)/(4b)", "D)(2a+1)/(4b+1)", "E)(2a·b)/(4b+2)" ]
C
aqua_train
aqua_train_38291
If a+b+c=13, a2+b2+c2=69, then find ab+bc+ca
[ "A)-50", "B)50", "C)69", "D)75", "E)89" ]
B
aqua_train
aqua_train_95923
Which of the following is not a prime number ?
[ "A)21", "B)23", "C)27", "D)29", "E)31" ]
A
aqua_train
aqua_train_12950
Carmelo and LeBron participate in a seven-person footrace on the basketball court during All-Star Weekend. If all seven contestants finish (including Charles Barkley) and there are no ties, how many different arrangements of finishes are there in which Carmelo defeats LeBron?
[ "A) 5040", "B) 2520", "C) 720", "D) 120", "E) 42" ]
B
aqua_train
aqua_train_2105
The first three terms of an infinite sequence are 2, 7, and 22. After the first term, each consecutive term can be obtained by multiplying the previous term by 3 and then adding 1. What is the sum of the tens digit and the units digit of the 51st term in the sequence?
[ "A)9", "B)8", "C)7", "D)6", "E)4" ]
E
aqua_train
aqua_train_26261
Each of the 9 squares shown is to contain one number chosen from 1, 2, 3, 4, 5, 6, 7, 8, and 9. No number is to be repeated. Suppose the sum of the 5 squares aligned vertically on the right is 32 and that the sum of the 5 squares aligned horizontally on the bottom is 20. What number goes in the shared corner square?
[ "A)3", "B)4", "C)5", "D)6", "E)7" ]
E
aqua_train
aqua_train_79923
A heap of grapes is divided into groups of 3, 5 and 7 and each time one coconut is left over. The least number of grapes in the heap is? A. 31 B. 41 C. 51 D. 61
[ "A)A)31", "B)B)41", "C)C)106", "D)D)61", "E)E)71" ]
C
sciq
sciq_4
What units are typically used to measure heats of reaction?
[ "degrees Celsius", "volts", "kilobytes", "kilojoules" ]
D
aqua_train
aqua_train_41054
What are the number of ways to select 3 men and 2 women such that one man and one woman are always selected?
[ "A)80 ways", "B)87 ways", "C)30 ways", "D)28 ways", "E)82 ways" ]
C
aqua_train
aqua_train_67272
During a certain week, a seal ate 50% of the first 80 smelt it came across, and 30% of the remaining smelt it came across. If the seal ate 40% of the smelt it came across during the entire week, how many smelt did it eat?
[ "A)32", "B)40", "C)55", "D)64", "E)80" ]
D
aqua_train
aqua_train_89901
A canoe has two oars, left and right. Each oar either works or breaks. The failure or non-failure of each oar is independent of the failure or non-failure of the other. You can still row the canoe with one oar. The probability that the left oar works is 3/5. The probability that the right oar works is also 3/5. What is...
[ "A)9/25", "B)10/25", "C)6/10", "D)2/3", "E)21/25" ]
E
aqua_train
aqua_train_85940
he number of sequences in which 5 players can throw a ball, so that the youngest player may not be the last is?
[ "A)96", "B)12", "C)50", "D)42", "E)18" ]
A
aqua_train
aqua_train_21478
The side of a square is increased by 25% then how much % does its area increases?
[ "A)56.28 %", "B)56.25 %", "C)56.28 %", "D)46.25 %", "E)56.21 %" ]
B
aqua_train
aqua_train_67436
A man walking at a rate of 15km/hr crosses a bridge in 35 minutes. The length of the bridge is?
[ "A)1250m", "B)1750m", "C)950m", "D)1000m", "E)1300m" ]
B
aqua_train
aqua_train_82225
A firm has 3 senior partners and 5 junior partners. How many different groups of 3 partners can be formed in which at least one member of the group is a senior partner. (2 groups are considered different if at least one group member is different)
[ "A)30", "B)34", "C)38", "D)42", "E)46" ]
E
science_train
science_train_1069
Question: Which material is this canoe made of? Hints:
[ "clay", "wood" ]
B
science_train
science_train_5749
Question: Based on this information, what is Chip's phenotype for the fur length trait? Hints:
[ "FF", "short fur" ]
B
science_train
science_train_5867
Question: Think about the magnetic force between the magnets in each pair. Which of the following statements is true? Hints:
[ "The magnitude of the magnetic force is greater in Pair 2.", "The magnitude of the magnetic force is greater in Pair 1.", "The magnitude of the magnetic force is the same in both pairs." ]
C
aqua_train
aqua_train_9971
For each of her sales, a saleswoman receives a commission equal to 20 percent of the first $500 of the total amount of the sale, plus 30 percent of the total amount in excess of $500. If the total amount of one of her sales was $800, the saleswoman’s commission was approximately what percent of the total amount of the ...
[ "A)22%", "B)24%", "C)25%", "D)28%", "E)27%" ]
B
science_train
science_train_992
Question: Select the invertebrate. Hints:
[ "diving beetle", "blue jay", "harvest mouse", "komodo dragon" ]
A
aqua_train
aqua_train_29613
Find the principle on a certain sum of money at 5% per annum for 2 2/5 years if the amount being Rs.1120?
[ "A)Rs.1000", "B)Rs.1100", "C)Rs.1050", "D)Rs.1200", "E)Rs.1500" ]
A
aqua_train
aqua_train_17802
A man swims downstream 72 km and upstream 45 km taking 9 hours each time; what is the speed of the current?
[ "A)1.5", "B)1.8", "C)1.6", "D)1.3", "E)1.1" ]
B
sciq
sciq_4
What type of climate is found mostly near the equator?
[ "warm subtropical", "hot dessert", "cool tropical", "warm tropical" ]
D
sciq
sciq_4
A change in one or more physical properties of matter without any change in chemical properties is called what?
[ "negative change", "positive change", "atmospheric change", "physical change" ]
D
aqua_train
aqua_train_78039
If 1/a + 3/a + 3/a is an integer, which of the following must also be an integer?
[ "A)12/a", "B)3/a", "C)7/a", "D)9/a", "E)15/a" ]
C
aqua_train
aqua_train_8779
A newly-wed couple is using a website to design an eBook Wedding Album to distribute to their friends and families. The template they have chosen has places for 3 large photos and 19 smaller photos. The couple has 6 large photos they could use for those three slots, and 21 smaller photos they could use for those 19 slo...
[ "A)3,150", "B)4,200", "C)5,040", "D)20,520", "E)84,000" ]
B
aqua_train
aqua_train_72779
A train covers a distance of 12 km in 10 min. If it takes 9 sec to pass a telegraph post, then the length of the train is?
[ "A)298", "B)288", "C)120", "D)776", "E)180" ]
E
aqua_train
aqua_train_29631
The number of positive integer solutions for the equation x +y +z + t = 21 is
[ "A)1140", "B)1145", "C)1240", "D)1340", "E)15640" ]
A
aqua_train
aqua_train_52927
Bradley owns b video game cartridges. If Bradley’s total is one-third the total owned by Andrew and seven times the total owned by Charlie, how many video game cartridges do the three of them own altogether, in terms of b?
[ "A)(16/3)b", "B)(17/4)b", "C)(13/4)b", "D)(19/12)b", "E)(29/7)b" ]
E
aqua_train
aqua_train_91488
A person borrows 5000 for 2 years at 4% p.a. simple interest. He immediately lends it to another person at 61⁄4 % p.a. for 2 years. Find his gain in the transaction per year.
[ "A)112.50", "B)125", "C)150", "D)167.5", "E)None of these" ]
A
aqua_train
aqua_train_90458
A mixture of 70 liters of wine and water contains 10% water. How much water must be added to make water 12 ½% of the total mixture?
[ "A)12 liters", "B)10 liters", "C)4 liters", "D)2 liters", "E)3 liters" ]
D
aqua_train
aqua_train_3705
A father said to his son, "I was as old as you are at the present at the time of your birth". If the father's age is 46 years now, the son's age five years back was
[ "A)16years", "B)17years", "C)18years", "D)19years", "E)20years" ]
C
aqua_train
aqua_train_86067
Eight years ago, Ajay's age was 4/3 times that of Vijay. Eight years hence, Ajay's age will be 6/5 times that of Vijay. What is the present age of Ajay?
[ "A)30 years", "B)40 years", "C)32 years", "D)48 years", "E)None of these" ]
B
aqua_train
aqua_train_45533
The average of 5 quantities is 12. The average of 3 of them is 4. What is the average of remaining 2 numbers?
[ "A)24", "B)10", "C)8", "D)9.5", "E)None of these" ]
A
aqua_train
aqua_train_45310
0, 6, 18, 36, 60, 90, ? What number should replace the question mark?
[ "A)126", "B)120", "C)119", "D)126", "E)147" ]
A
aqua_train
aqua_train_82675
Pat's watch gains an extra 6 seconds every 4 hours. Kim's watch loses 5 seconds every 3 hours. If both watches are set to correct time at 8 o'clock in the morning and run without interruption, after 84 hours, what will be the difference in time between Pat's watch and Kim's watch?
[ "A) 8 min 26 sec", "B) 7 min 26 sec", "C) 6 min 26 sec", "D) 5 min 26 sec", "E) 4 min 26 sec" ]
E
aqua_train
aqua_train_55015
How many four digit numbers can be formed using the digits {1, 3, 4, 5, 7,9}(repetition of digits is not allowed)?
[ "A)360", "B)838", "C)372", "D)737", "E)273" ]
A
aqua_train
aqua_train_23457
If 3 pounds of dried apricots that cost x dollars per pound are mixed with 4 pounds of prunes that cost y dollars per pound, what is the cost, in dollars, per pound of the mixture?
[ "A)(3x + 4y)/5", "B)(3x + 4y)/(x + y)", "C)(3x + 4y)/(xy)", "D)5(3x + 4y)", "E)3x + 4y" ]
A
sciq
sciq_4
A system in what state cannot spontaneously change, and therefore can do no work?
[ "equality", "balance", "stability", "equilibrium" ]
D
aqua_train
aqua_train_53767
Bookman purchased 55 copies of a new book released recently, 10 of which are hardback and sold for $20 each, and rest are paperback and sold for $10 each. If 14 copies were sold and the total value of the remaining books was 360, how many paperback copies were sold?
[ "A)8", "B)10", "C)12", "D)19", "E)16" ]
D
aqua_train
aqua_train_94746
Browny owns b video game cartridges. If Browny’s total is one-third the total owned by James and two times the total owned by Charlie, how many video game cartridges do the three of them own altogether, in terms of b?
[ "A)(16/3)b", "B)(17/4)b", "C)(13/4)b", "D)(9/2)b", "E)(7/12)b" ]
D
aqua_train
aqua_train_55191
A man reaches his office 20 min late, if he walks from his home at 3 km per hour and reaches 30 min early if he walks 4 km per hour. How far is his office from his house ?
[ "A)50 km", "B)80 km", "C)20 km", "D)10 km", "E)30 km" ]
D
aqua_train
aqua_train_65531
A certain number of horses and an equal number of men are going somewhere. Half of the owners are on their horses' back while the remaining ones are walking along leading their horses. If the number of legs walking on the ground is 80, how many horses are there ?
[ "A)10", "B)12", "C)14", "D)16", "E)18" ]
D
aqua_train
aqua_train_15400
What will come in place of the x in the following Number series? 1, 2, 12, 7, 23, 12, 34, x
[ "A)14", "B)15", "C)16", "D)17", "E)18" ]
D
aqua_train
aqua_train_71233
On a summer camp, 25% of the campers paid $120 each, 35% paid $60 each and the rest paid $65 each. What percentage of the total amount paid came from the campers who paid $60?
[ "A)18%", "B)27.27%", "C)26%", "D)33.3%", "E)37.5%" ]
B
ds_train
ds_train_428
In the context of molecular modelling, which method is most commonly used for simulating the movement of molecules in a system under Newtonian mechanics over time, particularly when observing long-term behavior?
[ "A. Quantum Mechanics (QM)\nB. Molecular Dynamics (MD)\nC. Monte Carlo (MC)\nD. Density Functional Theory (DFT)" ]
B
aqua_train
aqua_train_42248
The sum q of prime numbers that are greater than 60 but less than 70 is
[ "A) 67", "B) 128", "C) 191", "D) 197", "E) 260" ]
B
sciq
sciq_4
Living organisms are comprised of organic compounds, which are molecules built around what element?
[ "oxygen", "silicon", "helium", "carbon" ]
D
aqua_train
aqua_train_10922
A can finish a piece of work in 5 days. B can do it in 16 days. They work together for two days and then A goes away. In how many days will B finish the work?
[ "A)4", "B)5", "C)6", "D)7", "E)8" ]
C
aqua_train
aqua_train_85317
Two trains leaving from two station 50 miles away from each other with costant speed of 60 miles per hour, approaches towards each other on diffrent tracks. if lenght of each train is 1/6 mile. when they meet How much time they need to pass each other totally?
[ "A)1/6 min", "B)1/7 min", "C)1/8 min", "D)1/9 min", "E)1/5 min" ]
A
aqua_train
aqua_train_46381
A box contains nine bulbs out of which 4 are defective. If four bulbs are chosen at random, find the probability that atleast one bulb is good.
[ "A)125/176", "B)125/129", "C)125/126", "D)125/120", "E)125/130" ]
C