dataset stringclasses 5
values | id stringlengths 6 18 | question stringlengths 3 1.92k | choices listlengths 1 36 | answer stringclasses 5
values |
|---|---|---|---|---|
aqua_train | aqua_train_85143 | 3 of the 4 expressions (1), (2), (3) & (4) given below are exactly equal . Which of the expression is not equal to the other four expressions? | [
"A)(A – B)2 + 9AB",
"B)(A – B)2 + 4AJ",
"C)(A – B)2 + 4AB",
"D)(A – B)2 + 2AB",
"E)(A – B)2 + 1AB"
] | C |
aqua_train | aqua_train_47809 | In a function they are distributing noble prize. In how many ways can 3 prizes be distributed among 4 boys when No boy gets more than one prize? | [
"A)20",
"B)21",
"C)23",
"D)24",
"E)28"
] | D |
aqua_train | aqua_train_42545 | which of the following is a prime number ? | [
"A)17",
"B)18",
"C)15",
"D)20",
"E)25"
] | A |
aqua_train | aqua_train_55906 | If two dice are thrown together, the probability of getting an even number on one die and an odd number on the other is? | [
"A)1/8",
"B)1/2",
"C)1/6",
"D)1/5",
"E)1/3"
] | B |
aqua_train | aqua_train_59535 | A woman has two blouses of different colors, two skirts of different colors, and two different pairs of shoes. She refuses to wear her pink blouse with her green skirt. How many different blouseskirt-shoe combinations could she wear? | [
"A)6",
"B)12",
"C)16",
"D)17",
"E)18"
] | A |
aqua_train | aqua_train_73724 | Look at this series: 75000,25000,5000... What number should come next? | [
"A)1000",
"B)10",
"C)15",
"D)18",
"E)8"
] | A |
sciq | sciq_4 | An element that is generally a poor conductor of heat and electricity is known as a ______ | [
"magnet",
"alloy",
"superconductor",
"nonmetal"
] | D |
aqua_train | aqua_train_34393 | A river 7m deep and 75 m wide is flowing at the rate of 4 kmph the amount of water that runs into the sea per minute is? | [
"A)54996.5",
"B)32296.5",
"C)34996.5",
"D)34996.5",
"E)31255.5"
] | C |
mcq_train | mcq_train_218 | Question: Let $n$ be an integer. The extended Euclidean algorithm is typically used to\dots
Options: \dots perform the addition of two integers in $\mathbf{Z}_n^*$., \dots compute the inverse of an element in $\mathbf{Z}_n^*$., \dots compute the square of an element of $\mathbf{Z}_n^*$., \dots compute the order of $\mathbf{Z}_n^*$. | [
"\\dots perform the addition of two integers in $\\mathbf{Z}_n^*$.",
"\\dots compute the inverse of an element in $\\mathbf{Z}_n^*$.",
"\\dots compute the square of an element of $\\mathbf{Z}_n^*$.",
"\\dots compute the order of $\\mathbf{Z}_n^*$."
] | B |
aqua_train | aqua_train_25702 | John draws a card from a pack of cards. What is the probability that the card drawn is a card of black suit? | [
"A)3/78",
"B)4/8",
"C)6/5",
"D)1/2",
"E)2/3"
] | D |
aqua_train | aqua_train_55317 | A company’s four cars running 8 hrs a day consume 1200 lts of fuel in 10 days. In the next 6 days, the company will need to run 9 cars for 12 hrs each so it rents 5 more cars which consume 20% less fuel than the company’s four cars. How many lts of fuel will be consumed in the next 6 days? | [
"A)1200 lt",
"B)1555 lt",
"C)1664 lt",
"D)1728 lt",
"E)2160 lt"
] | E |
aqua_train | aqua_train_50294 | A shipment of 8 television sets contains 2 black-and-white sets and 6 color sets. If 2 television sets are to be chosen at random from this shipment, what is the probability that at least 1 of the 2 sets chosen will be a black-and-white set?
A.
B.
C.
D.
E. 13/28 | [
"A)1/7",
"B)1/4",
"C)5/14",
"D)11/28",
"E)13/28"
] | E |
aqua_train | aqua_train_25062 | The compound interest earned by Sunil on a certain amount at the end of two years at the rate of6% p.a. was Rs.370.80. Find the total amount that Sunil got back at the end of two years in the form of principal plus interest earned. | [
"A)Rs.3360.80",
"B)Rs.3370.80",
"C)Rs.3320.70",
"D)Rs.3230.80",
"E)Rs.3130.80"
] | B |
aqua_train | aqua_train_21305 | The cross-section of a river bank is a trapezium in shape. If the river bank is 12 m wide at the top and 8 m wide at the bottom and the area of cross-section is 500 sq m, the depth of river bank is? | [
"A)20 m",
"B)60 m",
"C)40 m",
"D)50 m",
"E)90 m"
] | D |
sciq | sciq_4 | What type of behavior is frogs croaking or deer clashing antlers an example of? | [
"instincts",
"learned behavior",
"mating",
"courtship"
] | D |
ds_train | ds_train_287 | In the context of categorical quantum mechanics (CQM), which structure can be used to describe both classical and quantum processes, providing a unified framework for reasoning about them? | [
"A. Hilbert Spaces\nB. Symmetric Monoidal Categories\nC. Boolean Algebras\nD. Turing Machines"
] | B |
aqua_train | aqua_train_95347 | Complete the sequence:
A D I P ? | [
"A)M",
"B)C",
"C)S",
"D)D",
"E)Y"
] | E |
aqua_train | aqua_train_17083 | At a restaurant, glasses are stored in two different-sized boxes. One box contains 12 glasses, and the other contains 16 glasses. If the average number of glasses per box is 15, and there are 16 more of the larger boxes, what is the total number of glasses W at the restaurant? (Assume that all boxes are filled to capacity.) | [
"A)96",
"B)240",
"C)W=256",
"D)W=384",
"E)W=480"
] | E |
aqua_train | aqua_train_28698 | When magnified 1,000 times by an electron microscope, the image of a certain circular piece of tissue has a diameter of 5 centimeter. The actual diameter of the tissue, in centimeters, is | [
"A) 0.005",
"B) 0.002",
"C) 0.001",
"D) 0.0005",
"E) 0.0002"
] | A |
aqua_train | aqua_train_20617 | The no. of girls in a class are seven times the no. of boys, which value cannever be the of total students? | [
"A)10",
"B)15",
"C)30",
"D)34",
"E)36"
] | C |
aqua_train | aqua_train_29662 | If "x" is an integer, which of the following inequalities have a finite range of values of "x" satisfying them? | [
"A)x2 + 5x + 6 > 0",
"B)|x + 2| > 4",
"C)9x - 7 < 3x + 14",
"D)x2 - 4x + 3 < 0",
"E)(B) and (D)"
] | D |
aqua_train | aqua_train_25629 | Four different children have jelly beans: Aaron has 3, Bianca has 7, Callie has 8, and Dante has 11. How many jelly beans must Dante give to Aaron to ensure that no child has more than 1 fewer jelly beans than any other child? | [
"A) 2",
"B) 3",
"C) 4",
"D) 5",
"E) 6"
] | C |
aqua_train | aqua_train_90247 | If q and s are positive integers such that (2^q)(4^s) = 16, then 2q + s = | [
"A) 2",
"B) 3",
"C) 4",
"D) 5",
"E) 6"
] | D |
aqua_train | aqua_train_67752 | SCORE INTERVAL----------------NUMBER OF SCORES
50-59-------------------------- 2
60-69--------------------------10
70-79--------------------------16
80-89--------------------------5
90-99--------------------------2
The table above shows the distribution of test scores for a group of management trainees. Which score interval contains the median of the 35 scores? | [
"A)16th",
"B)20th",
"C)22th",
"D)24th",
"E)18th(70-79)"
] | E |
aqua_train | aqua_train_81884 | When p is divided by 9, the remainder is 7. All of the following are possible values of p, except for which of the following? | [
"A)16",
"B)34",
"C)52",
"D)60",
"E)70"
] | D |
aqua_train | aqua_train_21820 | A, B and C have Rs.500 between them, A and C together have Rs.200 and B and C Rs.350. How much does C have? | [
"A)50",
"B)99",
"C)88",
"D)65",
"E)21"
] | A |
aqua_train | aqua_train_19463 | The mean of 1^3,2^3,3^3,4^3,5^3 is? | [
"A)30",
"B)45",
"C)50",
"D)60",
"E)75"
] | B |
aqua_train | aqua_train_3457 | Find the odd man out. 187, 264, 386, 473, 682, 781 | [
"A)386",
"B)187",
"C)781",
"D)682",
"E)564"
] | A |
sciq | sciq_4 | In some cases, the nervous system directly stimulates endocrine glands to release hormones, which is referred to as what? | [
"brain stimuli",
"active stimuli",
"functional stimuli",
"neural stimuli"
] | D |
aqua_train | aqua_train_67326 | A person took some amount with some interest for 3 years, but increase the interest for 1%, he paid Rs.120/- extra, then how much amount he took? | [
"A)s.5500/-",
"B)s.6000/-",
"C)s.4000/-",
"D)s.7000/-",
"E)s.8000/-"
] | C |
aqua_train | aqua_train_6220 | If the cost price of 12 items is equal to the selling price of 16 items, the loss percent is | [
"A)20%",
"B)25%",
"C)30%",
"D)35%",
"E)None of these"
] | B |
sciq | sciq_4 | Normally, only traces of protein are found in urine, and when higher amounts are found, damage to what is the likely cause? | [
"Hypothyroid",
"aeration",
"occidentalis",
"glomeruli"
] | D |
sciq | sciq_4 | What cycle vital to plants includes a process called denitrification? | [
"carbon cycle",
"sedimentation cycle",
"photosynthesis",
"nitrogen cycle"
] | D |
aqua_train | aqua_train_71033 | Ashok secured average of 75 marks in 6 subjects. If the average of marks in 5 subjects is 74, how many marks did he secure in the 6th subject? | [
"A)38",
"B)27",
"C)99",
"D)17",
"E)80"
] | E |
aqua_train | aqua_train_20891 | The total of the ages of Jai, Prajan and Sarath is 93 years. Ten years ago, the ratio of their ages was 2 : 3 : 4. What is the present age of Sarath? | [
"A)24 years",
"B)32 years",
"C)38 years",
"D)42 years",
"E)None"
] | C |
science_train | science_train_4061 | Question: According to Newton's third law, what other force must be happening?
Hints: | [
"The disc magnet is pulling on the bar magnet.",
"The disc magnet is pushing on the bar magnet."
] | B |
aqua_train | aqua_train_63956 | The population of a city increases by 5% per year but due to migration it decrease by 1% per years. What will be the percentage increase in population in 3 years? | [
"A)9%",
"B)9.27%",
"C)27%",
"D)12.48%",
"E)None of these"
] | D |
aqua_train | aqua_train_44618 | If a sum of money borrowed at 5 percent/annum SI amounts to Rs.1020 in 4 yrs, then the sum of money borrowed is? | [
"A)Rs. 850",
"B)Rs. 900",
"C)Rs. 980",
"D)Rs. 990",
"E)Rs. 1000"
] | A |
aqua_train | aqua_train_55418 | For all integers x>1. <x>=2x+(2x-1)+(2x-2)+......2+1. What is the value of <2>*<4>? | [
"A) 60",
"B) 116",
"C) 210",
"D) 263",
"E) 360"
] | E |
aqua_train | aqua_train_11670 | The population of a bacteria culture doubles every 5 minutes. Approximately how many minutes will it take for the population to grow from 1,000 to 500,000 bacteria | [
"A)10",
"B)12",
"C)14",
"D)16",
"E)45"
] | E |
aqua_train | aqua_train_69384 | A dog takes 3 leaps for every 8 leaps of a hare. If one leap of the dog is equal to 3 leaps of the hare, the ratio of the speed of the dog to that of the hare is : | [
"A)9:8",
"B)9:9",
"C)9:6",
"D)9:1",
"E)9:2"
] | A |
aqua_train | aqua_train_22738 | At what rate percent of simple interest will a sum of money double itself in 44 years? | [
"A)6.54 %",
"B)4.54 %",
"C)8 .2 %",
"D)4.94 %",
"E)2.27 %"
] | E |
aqua_train | aqua_train_50764 | A 600 meter long train crosses a signal post in 40 seconds. How long will it take to cross a 3 kilometer long bridge, at the same speed? | [
"A)8 min",
"B)24 min",
"C)12 min",
"D)6 min",
"E)4 min"
] | E |
aqua_train | aqua_train_4020 | What will come in place of the x in the following Number series? 12, 38, 116, 350, x | [
"A)1052",
"B)5464",
"C)3456",
"D)7554",
"E)3158"
] | A |
aqua_train | aqua_train_25828 | The sum of the squares of the first 15 positive integers (1^2 + 2^2 + 3^2 + . . . + 15^2) is equal to 1290. What is the sum of the squares of the second 15 positive integers (16^2 + 17^2 + 18^2 + . . . + 30^2) ? | [
"A) 2480",
"B) 3490",
"C) 6785",
"D) 8265",
"E) 9255"
] | D |
aqua_train | aqua_train_834 | Simplify: (7+2) – (5+3+1)-1. | [
"A)-1",
"B)–2",
"C)1",
"D)2",
"E)0"
] | C |
aqua_train | aqua_train_77451 | A man swims downstream 28 km and upstream 16 km taking 4 hours each time, what is the speed of the man in still water? | [
"A)6.5",
"B)8.6",
"C)7.5",
"D)9.2",
"E)5.5"
] | E |
aqua_train | aqua_train_96282 | Pipe A can fill a tank in 10 hr, pipe B in 20hr and pipe C in 40hr. If all the pipes are open in how many hours will tank be filled? | [
"A)1hr",
"B)30min",
"C)15min",
"D)17min",
"E)10min"
] | D |
aqua_train | aqua_train_29946 | Look at this series: 70, 71, 76, 70, 81, __, 70, 91, ... What number should fill the blank? | [
"A)70",
"B)86",
"C)82",
"D)77",
"E)52"
] | B |
aqua_train | aqua_train_57685 | What is the value of 10^6 - 6^4? | [
"A)9,97,111",
"B)9,97,322",
"C)9,98,704",
"D)9,98,851",
"E)9,98,900"
] | C |
aqua_train | aqua_train_7204 | If a = 105 and a^3 = 21 × 25 × 45 × b, what is the value of b? | [
"A)35",
"B)42",
"C)45",
"D)49",
"E)54"
] | D |
aqua_train | aqua_train_93815 | The average age of a group of 10 persons was decreased by 3 years when one person, whose age was 44 years, was replaced by a new person. Find the age of the new person? | [
"A)18",
"B)56",
"C)12",
"D)17",
"E)14"
] | E |
aqua_train | aqua_train_6684 | X, Y and Z contract a work for Rs. 1100. X and Y together are to do 7/11 of the work. C’s share is: | [
"A)Rs.366.6",
"B)Rs.400",
"C)Rs.600",
"D)Rs.800",
"E)Rs.900"
] | B |
sciq | sciq_4 | What are the two classifications of natural resources? | [
"renewable and reusable",
"productive and nonrenewable",
"recyclable and reversible",
"renewable and nonrenewable"
] | D |
aqua_train | aqua_train_37871 | For integers x, y, and z, if (3^x) (4^y) (5^z) = 65,536,000,000 and x + y + z = 17, what is the value of xy/z? | [
"A)0",
"B)1",
"C)3",
"D)5",
"E)7"
] | A |
aqua_train | aqua_train_28547 | In a km race, A beats Bby 28 metres or 7 seconds. Find A's timeoverthe course | [
"A)4 min",
"B)3 min. 3sec",
"C)4 min.4 sec",
"D)5 min. 3 sec",
"E)4 min. 3 sec"
] | E |
aqua_train | aqua_train_53241 | The area of the square formed on the diagonal of a rectangle as its side is 108 1/3 % more than the area of the rectangle. If the perimeter of the rectangle is 28 units, find the difference between the sides of the rectangle? | [
"A)3m",
"B)5m",
"C)8m",
"D)2m",
"E)1m"
] | D |
sciq | sciq_4 | Trophic level 4 = tertiary consumers that eat what kind of consumers? | [
"insects",
"herbivores",
"primary consumers",
"secondary consumers"
] | D |
aqua_train | aqua_train_75730 | Two employees A and B are paid a total of Rs. 450 per week by their employer. If A is paid 150 percent of the sum paid to B, how much is B paid per week? | [
"A)130",
"B)140",
"C)150",
"D)170",
"E)180"
] | E |
aqua_train | aqua_train_21073 | The radius of a wheel is 12.6 cm. What is the distance covered by the wheel in making 200 resolutions? | [
"A)158.210 m",
"B)704 m",
"C)153.256 m",
"D)158.256 m",
"E)204 m"
] | D |
aqua_train | aqua_train_30400 | If X, Y and Z are consecutive numbers (X>Y>Z). X +2Y +3Z = 5Y + 4. What is the value of Z? | [
"A)6.",
"B)5.",
"C)4.",
"D)3.",
"E)2."
] | B |
aqua_train | aqua_train_72852 | Which of the following values of x do not satisfy the inequality x2 - 3x + 2 > 0 at all ? | [
"A)1 ≤ x ≤2",
"B)-1 ≥ x ≥ -2",
"C)0 ≤ x ≤ 2",
"D)0 ≥ x ≥ -2",
"E)None of these"
] | A |
aqua_train | aqua_train_74543 | In 10 years, P will be as old as Q is now. Ten years ago, Q was three times as old as P was then. How old is P now? | [
"A)11",
"B)12",
"C)15",
"D)18",
"E)21"
] | C |
aqua_train | aqua_train_92725 | The total age of A and B is 12 years more than the total age of B and C. C is how many years younger than A? | [
"A)12",
"B)81",
"C)77",
"D)66",
"E)73"
] | A |
aqua_train | aqua_train_22613 | the present average age of a couple and their daughter is 35 years. Fifteen years from now, the age of the mother will be equal to the sum of present ages of the father and the daughter. Find the present age of mother? | [
"A)38",
"B)49",
"C)55",
"D)45",
"E)50"
] | D |
aqua_train | aqua_train_55548 | A shop owner sells 90 oranges and gains SP of 20 oranges. Find the gain %? | [
"A)25 4/7%",
"B)27 4/7%",
"C)30 4/7%",
"D)29 4/7%",
"E)28 4/7%"
] | E |
aqua_train | aqua_train_19907 | The average of first 12 natural numbers is? | [
"A)7.6",
"B)6.5",
"C)6.1",
"D)6.8",
"E)7.2"
] | B |
aqua_train | aqua_train_41509 | (540 - ?) × 1/7 + 12 = 25 | [
"A)A)227",
"B)B)449",
"C)C)32",
"D)D)600",
"E)E)3"
] | B |
aqua_train | aqua_train_76009 | In a certificate by mistake a candidate gave his height as 25% more than actual height. In the interview panel, he clarified that his height was 5feet 10 inches. Find the % correction made by the candidate from his stated height to his actual height? | [
"A)10",
"B)20",
"C)17.5",
"D)43",
"E)50"
] | C |
aqua_train | aqua_train_65875 | What is the probability of flipping a fair coin three times and the coin landing on heads on all three flips? | [
"A)3/8",
"B)5/8",
"C)7/8",
"D)1/8",
"E)1/4"
] | D |
aqua_train | aqua_train_60478 | total 63 matches are conducted in Knockout match type. How many players will be participated in that tournament? | [
"A)60",
"B)61",
"C)62",
"D)63",
"E)64"
] | E |
aqua_train | aqua_train_69214 | Convert 50miles into yards? | [
"A)25630 yards",
"B)35200 yards",
"C)88000 yards",
"D)42560 yards",
"E)41520 yards"
] | C |
ds_train | ds_train_1525 | The E\u00f6tv\u00f6s rule is used to estimate the surface tension of a liquid at temperatures near its critical temperature. According to the rule, which of the following expressions correctly represents the relationship between surface tension (\u03b3), the critical temperature (Tc), the actual temperature (T), and the molar volume (V)? | [
"A. \\u03b3 = k * (Tc - T)^(11/9) * V^2\nB. \\u03b3 = k * (Tc - T)^(11/9) / V^(2/3)\nC. \\u03b3 = k * (Tc - T) * V^(2/3)\nD. \\u03b3 = k * (Tc - T)^3 / V"
] | B |
sciq | sciq_4 | What do we call the diffusion of water across a membrane because of a difference in concentration? | [
"cell transportation",
"hemostasis",
"electrolysis",
"osmosis"
] | D |
aqua_train | aqua_train_6474 | A man has Rs. 630 in the denominations of one-rupee notes, five-rupee notes and ten-rupee notes. The number of notes of each denomination is equal. What is the total number of notes that he has ? | [
"A)45",
"B)60",
"C)75",
"D)90",
"E)118.125"
] | E |
aqua_train | aqua_train_93226 | A circular well with a diameter of 4 metres , is dug to a depth of 14 metres. What is the volume of the earth dug out? | [
"A)32 m3",
"B)36 m3",
"C)40 m3",
"D)44 m3",
"E)176 m3"
] | E |
aqua_train | aqua_train_67756 | P and Q invested in a business. The profit earned was divided in the ratio 2 : 3. If P invested Rs 30000, the amount invested by Q is | [
"A)30000",
"B)50000",
"C)45000",
"D)20000",
"E)60000"
] | C |
aqua_train | aqua_train_40549 | If a person walks at 14 km/hr instead of 10 km/hr, he would have walked 20 km more. The actual distance traveled by him is: | [
"A)50 km",
"B)56 km",
"C)60 km",
"D)70 km",
"E)80 km"
] | A |
aqua_train | aqua_train_34572 | Efrida and Frazer who live 10 miles apart, meet at a restaurant that is directly north of Efrida's home and directly east of Frazer's home. If the restaurant is four miles closer to Efrida's home, than to Frazer's home, how many miles is the restaurant from Frazer's home? | [
"A)6",
"B)7",
"C)8",
"D)10",
"E)11"
] | A |
science_train | science_train_5856 | Question: Which property do these four objects have in common?
Hints: | [
"rough",
"hard",
"salty"
] | C |
aqua_train | aqua_train_15375 | A tradesman by means of his false balance defrauds to the extent of 20%? in buying goods as well as by selling the goods. What percent does he gain on his outlay? | [
"A)49%",
"B)47%",
"C)44%",
"D)46%",
"E)43%"
] | C |
aqua_train | aqua_train_11672 | If a * b * c =(√(a + 2)(b + 3)) / (c + 1), find the value of 6 * 15 * 7. | [
"A)8",
"B)5",
"C)11",
"D)3",
"E)1.5"
] | E |
aqua_train | aqua_train_35938 | Having received his weekly allowance, John spent 3/5 of his allowance at the arcade. The next day he spent one third of his remaining allowance at the toy store, and then spent his last $0.64 at the candy store. What is John’s weekly allowance? | [
"A)$2.40",
"B)$3.00",
"C)$3.20",
"D)$3.60",
"E)$4.80"
] | A |
sciq | sciq_4 | Spindle fibers pull what apart in anaphase i? | [
"known chromosomes",
"risk chromosomes",
"True Chromosomes",
"linked chromosomes"
] | D |
science_train | science_train_458 | Question: Which animal's skin is better adapted as a warning sign to ward off predators?
Hints: | [
"lechwe",
"flamboyant cuttlefish"
] | B |
aqua_train | aqua_train_80493 | The sum of two consecutive number is 67. Which is the larger number? | [
"A)34",
"B)43",
"C)44",
"D)45",
"E)46"
] | A |
aqua_train | aqua_train_57224 | A person crosses a 1000 m long street in 10 minutes. What is his speed in km per hour? | [
"A)7.1",
"B)8.2",
"C)4.6",
"D)6.0",
"E)12.8"
] | D |
aqua_train | aqua_train_24037 | The population of a town is 231400. If it increase at the rate of 3% per annum. What will be its population for 2years hence? | [
"A)200000",
"B)245492",
"C)194582",
"D)194481",
"E)215460"
] | B |
aqua_train | aqua_train_18552 | (3 x 10^3) + (2 x 10^2) + (4 x 10) = | [
"A)302400",
"B)32400",
"C)30240",
"D)3240",
"E)324"
] | D |
aqua_train | aqua_train_42946 | A professional athlete was offered a three-year contract to play with Team K that provided for an annual salary of $120,000 in the first year, an increase in annual salary of 20% over the previous year for the next two years, and a bonus of $50,000 on signing. Team L offered a three-year contract providing for an annual salary of $150,000 in the first year, an increase in annual salary of 10% over the previous year for the next two years, and no signing bonus. If he accepts the offer of Team L and fulfills the three-year contract terms, the athlete will receive how much more money by choosing Team L over Team K ? | [
"A)$3,500",
"B)$5,000",
"C)$2,500",
"D)$9,700",
"E)$10,000"
] | D |
aqua_train | aqua_train_47328 | There are 10 red balls, 10 blue balls, 15 green balls and 9 black balls in a bag. What is the minimum number of balls to be taken out of the bag to assure that you have all the balls of one color? | [
"A)10",
"B)23",
"C)43",
"D)41",
"E)16"
] | D |
aqua_train | aqua_train_30184 | Jamshid can paint a fence in 50 percent less time than Taimour can when each works alone. When they work together, they can paint the fence in 7 hours. How long would it take Taimour to paint the fence alone? | [
"A)6 hours",
"B)8 hours",
"C)14 hours",
"D)21 hours",
"E)32 hours"
] | D |
aqua_train | aqua_train_87731 | A committee is reviewing a total of 20x black-and-white films and 8y color films for a festival. If the committee selects y/x% of the black-and-white films and all of the color films, what fraction of the selected films are in color? | [
"A)40/41",
"B)20/41",
"C)30/41",
"D)60/41",
"E)80/41"
] | A |
aqua_train | aqua_train_47448 | The speed of a boat in upstream is 40 kmph and the speed of the boat downstream is 90 kmph. Find the speed of the boat in still water and the speed of the stream? | [
"A)25 kmph",
"B)76 kmph",
"C)12 kmph",
"D)97 kmph",
"E)15 kmph"
] | A |
science_train | science_train_3592 | Question: Is the following statement about our solar system true or false?
The volume of Mars is more than three times as large as Mercury's.
Hints: | [
"true",
"false"
] | B |
aqua_train | aqua_train_38573 | In a museum, the entrance ticket costs Rs. 250. In vacation, the cost of the ticket is reduced, there by increasing the sale by 50%. but it was found that the collection is decreased by 17.5%. What is the deduction in the ticket price? | [
"A)Rs.100",
"B)Rs. 112.5",
"C)Rs. 110",
"D)Rs. 115.5",
"E)Rs. 115"
] | B |
aqua_train | aqua_train_54297 | At a certain conference, 74% of the attendees registered at least
two weeks in advance and paid their conference fee in full. If
10% of the attendees who paid their conference fee in full did
not register at least two weeks in advance, what percent of
conference attendees registered at least two weeks in
advance? | [
"A) 18.0%",
"B) 62.0%",
"C) 79.2%",
"D) 82.22%",
"E) 82.0%"
] | D |
aqua_train | aqua_train_65504 | How many seconds will a 770 m long train take to cross a man walking with a speed of 2.5 km/hr in the direction of the moving train if the speed of the train is 46.5 km/hr? | [
"A)63",
"B)88",
"C)66",
"D)44",
"E)35"
] | A |
aqua_train | aqua_train_73206 | If x = 3^9 and x^x = 3^k, what is k? | [
"A)3^11",
"B)3^13",
"C)3^25",
"D)3^27",
"E)3^81"
] | A |
ds_train | ds_train_2087 | Given a dataset with \( N \) samples and \( D \) features, consider a simple linear regression model where the cost function is the Mean Squared Error (MSE). Let us say the gradient of this cost function is used to perform a single gradient descent update. What is the computation cost of this gradient calculation? | [
"A. O(D)\nB. O(N)\nC. O(ND)\nD. O(ND^2)"
] | C |
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