id
string
question
string
choices
list
answer_key
string
source
string
2b0a518c-cf81-4b8a-abe3-06d0d2d63993
Q. How many 6-digit even numbers less than 3,000,000 can be formed using the following digits: 1, 2, 2, 3, 5, 5?
[ "A)180", "B)240", "C)210", "D)270", "E)300" ]
A)180
aqua_rat
43c8b8c7-58eb-4632-b7b6-f94f001a05e5
In year Y imported machine tools accounted for 60 percent of total machine-tools sales in the United States, and Japanese imports accounted for 30 percent of the sales of imported machine tools. If the total sales of machine tools imported from Japan that year was x billion dollars, then the total sales of all machine tools in the United States was how many billion dollars?
[ "A)55x/9", "B)50x/9", "C)60x/9", "D)65x/9", "E)75x/9" ]
B)50x/9
aqua_rat
fdd4de5f-355b-4dcf-acdd-982ad4403063
30% of a number is more than 60% of 150 by 120. Find the number?
[ "A)770", "B)712", "C)720", "D)740", "E)700" ]
E)700
aqua_rat
43de8117-5637-4678-8e6d-1726f38e67a6
5,9,17,29,49,__
[ "A)79", "B)80", "C)81", "D)82", "E)83" ]
D)82
aqua_rat
5a287eb3-8673-44bb-8996-feaf2f1ada84
If X and Y are positive integers such that (3X + 7Y) is a multiple of 11, then which of the following will be divisible by 11?
[ "A)4X + 6Y", "B)X + Y + 4", "C)9X + 4Y", "D)4X - 9Y", "E)9X - 4Y" ]
D)4X - 9Y
aqua_rat
04ee338e-6593-40f3-a8f7-49916b36c1c2
A man mixes two types of rice (X and Y) and sells the mixture at the rate of Rs. 17 per kg. Find his profit percentage. I. The rate of X is Rs. 20 per kg. II. The rate of Y is Rs. 13 per kg.
[ "A)I alone sufficient while II alone not sufficient to answer", "B)II alone sufficient while I alone not sufficient to answer", "C)Either I or II alone sufficient to answer", "D)Both I and II are not sufficient to answer", "E)Both I and II are necessary to answer" ]
D)Both I and II are not sufficient to answer
aqua_rat
e1fdd9cd-a8f0-4b49-98f9-4b5886353dce
What percentage of numbers from 1 to 70 have squares that end in the digit 1?
[ "A)1", "B)14", "C)20", "D)21", "E)22" ]
C)20
aqua_rat
95efdb2c-25f7-4c1b-b49c-d2cca8b1cd3a
A woman invested $1,000, part at 5% and the rest at 6%. Her total investment with interest at the end of the year was $1,056. How much did she invest at 5%?
[ "A)$500", "B)$400", "C)$700", "D)$900", "E)$950" ]
B)$400
aqua_rat
33aa7955-2f68-45c0-b5e9-ebb746d423fe
There are 100 apples in a bag of which 98% are green and the rest red. How many green apples do you need to remove so that only 96% of the apples are green?
[ "A)40", "B)8", "C)15", "D)25", "E)50" ]
E)50
aqua_rat
f7148dc3-1fa3-4e3c-b623-2edd200f1fb4
A train 800 m long is running at a speed of 78 km/hr. If it crosses a tunnel in 1 min, then the length of the tunnel is?
[ "A)288", "B)660", "C)500", "D)267", "E)298" ]
C)500
aqua_rat
88146366-6cae-4d92-85e4-27f943d2567c
Two cars, Car1 and Car2 move towards each other from Z and Y respectively with respective speeds of 20 m/s and 15 m/s. After meeting each other Car1 reaches Y in 10 seconds. In how many seconds does Car 2 reach Z starting from Y?
[ "A)15.5 sec", "B)8.4 sec", "C)33.6 sec", "D)31.11 sec", "E)16.8 sec" ]
D)31.11 sec
aqua_rat
6d0d37ba-5ba2-43b5-8b95-65898a0478ee
A bag contains 7 green and 8 white balls. If two balls are drawn simultaneously, the probability that both are of the same colour is -.
[ "A)7/18", "B)7/19", "C)7/11", "D)7/12", "E)7/15" ]
E)7/15
aqua_rat
b5a7babb-46c5-4fa8-8c58-584f988e9688
A box contains SEVEN bulbs out of which 3 are defective. If TWO bulbs are chosen at random, find the probability that atleast one bulb is good
[ "A)5/6", "B)6/7", "C)7/8", "D)8/9", "E)9/8" ]
B)6/7
aqua_rat
3090ea0e-3647-4d82-b2b2-56c4d1d65920
The sum of the ages of 4 children born at the intervals of 1 years each is 12 years. what is the age of the youngest child ?
[ "A)2.5", "B)1.5", "C)1", "D)3.5", "E)4.5" ]
B)1.5
aqua_rat
284fc395-aed7-45a6-99ed-a7d9409204ca
In a group of 6 boys&4 girls a Committee of 4 persons is to be formed. In how many different ways can it be done so that the committee has at least 1girl?
[ "A)187", "B)190", "C)192", "D)195", "E)213" ]
D)195
aqua_rat
8741dc01-4a38-4abc-bbe1-277a1d9d1c87
If (7)(x^2) has four different prime factors, at most how many different prime factors does x have?
[ "A)1", "B)2", "C)3", "D)4", "E)5" ]
D)4
aqua_rat
1322f694-89c4-4032-8aa2-1765e8aa4985
How many integers between 324,700 and 436,600 have tens digit 1 and units digit 3?
[ "A)327", "B)645", "C)987", "D)1119", "E)1339" ]
D)1119
aqua_rat
c46144f2-5de6-4543-ad20-1abb0dbc7252
If the area of circle O is 16π, what is the length of an arc on the circle formed by a central angle measuring 15 degrees?
[ "A)π/3", "B)3π/2", "C)2π", "D)5π/2", "E)8π" ]
A)π/3
aqua_rat
ea59d466-b6da-4bbd-b41a-5d567abf32dc
Tea worth Rs.126 per kg are mixed with a third variety in the ratio 1: 1 : 2. If the mixture is worth Rs.143 per kg, the price of the third variety per kg will be
[ "A)Rs.165.50", "B)Rs.1700", "C)Rs. 175.50", "D)Rs. 180", "E)None" ]
A)Rs.165.50
aqua_rat
4d6fdd28-8b21-47d6-8e78-bcad4be10226
Set L is composed of nine numbers, labeled L1 through L9. Set M is also composed of nine numbers, labeled M1 through M9. Set M is defined as follows: M1 = 1 + L1; M2 = 2 + L2; and so on, including M9 = 9 + L9. How much larger is the sum of set M's mean and range than the sum of set L's mean and range?
[ "A)3", "B)4", "C)cannot be determined", "D)6", "E)8" ]
C)cannot be determined
aqua_rat
69e56b2c-c939-4c94-99a4-936540e72d75
If x^3 > y^2 > z, which of the statements could be true? I. x < y = z II. x = z < y III. y < x < z
[ "A)I only", "B)III only", "C)I and II only", "D)II and III only", "E)I, II and III" ]
B)III only
aqua_rat
c59e6ce5-3b23-40be-81a2-9f2f81973f2b
A rectangular tank needs to be coated with insulation. The tank has dimensions of 4 feet, 5 feet, and 2 feet. Each square foot of insulation costs $20. How much will it cost to cover the surface of the tank with insulation?
[ "A)$1520", "B)$1640", "C)$1780", "D)$1850", "E)$1960" ]
A)$1520
aqua_rat
b76b483a-4e05-428c-8d8a-f99b6c653581
A bag contains nine yellow balls, three white balls and four red balls. In how many ways can two balls be drawn from the bag?
[ "A)76 ways", "B)65 ways", "C)54 ways", "D)28 ways", "E)30 ways" ]
E)30 ways
aqua_rat
bc3e4ba6-2d05-493d-9350-0f3e8e144925
A person climbs up to a pole of 88 m high. In every min he climbs 12 m but slips down 8 m...how much time will he take to reach d top?
[ "A)20th minute", "B)21th minute", "C)22th minute", "D)24th minute", "E)25th minute" ]
A)20th minute
aqua_rat
bd8a2eb8-16e9-4773-8aa4-c2617561b449
If z is a multiple of 7899, what is the remainder when z^2 is divided by 9?
[ "A)0", "B)2", "C)3", "D)6", "E)7" ]
A)0
aqua_rat
4495773f-f058-4a56-8381-7a8ec2e2ba14
A bag contains 3 red, 4 green and 4 white balls. Three balls are picked up one by one without replacement. What is the probability that there will be at least one red ball?
[ "A)6/11", "B)27/55", "C)31/55", "D)91/165", "E)109/165" ]
E)109/165
aqua_rat
b836c3e4-81b8-43bc-afda-2b6dfe0d0132
In Rwanda, the chance for rain on any given day is 1/2. What is the probability that it rains on 4 out of 7 consecutive days in Rwanda?
[ "A)4/7", "B)3/7", "C)35/128", "D)4/28", "E)28/135" ]
C)35/128
aqua_rat
56fa13c2-b304-4b21-a9a5-358d12d91c22
In a competitive examination in State A, 6% candidates got selected from the total appeared candidates. State B had an equal number of candidates appeared and 7% candidates got selected with 83 more candidates got selected than A. What was the number of candidates appeared from each State?
[ "A)7000", "B)8300", "C)6000", "D)5000", "E)4000" ]
B)8300
aqua_rat
f14d965a-05d2-48de-aa64-6a56b8230045
What is the Mode of the following data set R- {1,2,7,9,6,6,7,7}
[ "A)1", "B)2", "C)7", "D)6", "E)9" ]
C)7
aqua_rat
48e5a47a-9e75-473f-9e21-6b0356f9abd6
624 people are protesting outside of the White House. If they are standing in a rectangle in which the rows are no less than 6 people and no more than 104, how many different combinations of rectangular shapes are possible?
[ "A)6", "B)7", "C)8", "D)9", "E)10" ]
C)8
aqua_rat
f8c420f2-0f81-4b88-8805-1ac9690d4f73
The average age of a group of 10 students was 25. The average age increased by 2 years when two new students joined the group. What is the average age of the two new students who joined the group?
[ "A)37 years", "B)30 years", "C)32 years", "D)44 years", "E)None of these" ]
A)37 years
aqua_rat
94a83305-7bf6-4b5e-9e62-cbb885561e42
In the standard formulation of a flavored drink the ratio by volume of flavoring to corn syrup to water is 1 : 12 : 30. In the sport formulation, the ratio of flavoring to corn syrup is three times as great as in the standard formulation, and the ratio of flavoring to water is half that of the standard formulation. If a large bottle of the sport formulation contains 4 ounces of corn syrup, how many ounces of water does it contain?
[ "A)45", "B)50", "C)55", "D)60", "E)63" ]
D)60
aqua_rat
e4744fa5-f1b0-4e35-87ed-9ddff589c905
A circular rim 14 inches in diameter rotates the same number of inches per second as a circular rim 42 inches in diameter. If the smaller rim makes x revolutions per second, how many revolutions per minute does the larger rim makes in terms of x ?
[ "A)48pi/x", "B)75x", "C)48x", "D)24x", "E)20x" ]
E)20x
aqua_rat
7ea15683-4863-4eda-af03-5b14e3e51009
Find the least number which when divided by 34 and 5 leaves a remainder of 4 in each case.
[ "A)170", "B)172", "C)174", "D)176", "E)178" ]
C)174
aqua_rat
a3c6cafc-f82b-4161-90d0-4857ec51b867
A man can row 6 kmph in still water. When the river is running at 1.2 kmph, it takes him 1 hour to row to a place and black. What is the total distance traveled by the man?
[ "A)5.79", "B)5.77", "C)5.76", "D)5.72", "E)5.71" ]
C)5.76
aqua_rat
623f6639-51f8-4c52-b31e-167571f59b3e
At a certain resort, each of the 39 food service employees is trained to work in a minimum of 1 restaurant and a maximum of 3 restaurants. The 3 restaurants are the family buffet, the dining room, and the snack bar. Exactly 19 employees are trained to work in the family buffet, 18 are trained to work in the dining room, and 12 are trained to work in the snack bar. If 4 employees are trained to work in exactly 2 restaurants, how many employees are trained to work in all 3 restaurants?
[ "A)2", "B)3", "C)4", "D)5", "E)6" ]
B)3
aqua_rat
1338596f-ef25-482c-9c00-437c8aaf7ec4
In a box, there are 8 red, 7 blue and 6 green balls. One ball is picked up randomly. What is the probability that it is neither red nor green?
[ "A)3/4", "B)1/4", "C)1/3", "D)7/19", "E)1/7" ]
C)1/3
aqua_rat
029b0155-fcf5-4668-a6e3-ac959a7584a4
In how many ways 5 boys and 5 girls can be seated in a row so that boys and girls are alternate?
[ "A)28400", "B)28500", "C)28600", "D)28700", "E)28800" ]
E)28800
aqua_rat
eaeccde7-ca9c-4d89-b8d2-0cd4f3dfa0ba
For how many integers k is (k^2)+3 = 3+(2^k) ?
[ "A)None", "B)1", "C)2", "D)3", "E)4" ]
C)2
aqua_rat
cf794027-77ca-4986-b377-a1ccbeffcf33
There are two pipes which are functioning simultaneouly to fill a tank in 12 hours, if one pipe fills the tank 10 hours faster than other then how many hours second pipe will take to fill the tank ?
[ "A)30 hours", "B)35 hours", "C)40 hours", "D)42 hours", "E)41 hours" ]
A)30 hours
aqua_rat
edafb14f-606c-45be-b72d-c1da1a596d04
A train of length 180 metres takes 54 seconds to cross a tunnel of length 270 metres. What is the speed of the train in km/hr?
[ "A)50 km/hr.", "B)20 km/hr.", "C)30 km/hr.", "D)40 km/hr.", "E)None" ]
C)30 km/hr.
aqua_rat
2e2a6a37-bb09-45b7-9849-61281dace0e1
If 7 ministers are to be seated at a round table conference, then how many different ways can they be seated?
[ "A)24", "B)60", "C)720", "D)520", "E)180" ]
C)720
aqua_rat
5fb4bc15-8d3b-445a-8f21-a8fb0bd1360e
The number which exceeds 12% of it by 52.8 is:
[ "A)60", "B)77", "C)269", "D)26", "E)91" ]
A)60
aqua_rat
1bf81445-46bb-4e1f-ad9c-69011a8a9249
How many prime numbers are between 15/7 and 131/6?
[ "A)3", "B)4", "C)5", "D)6", "E)7" ]
D)6
aqua_rat
9a253a4f-6099-4f2b-b0a0-f9c4f6765542
A boy has Rs. 320 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)60", "B)110", "C)140", "D)130", "E)120" ]
A)60
aqua_rat
a8de2fe7-5294-4c9e-8e78-327148a9b302
Find the odd man out. 1, 3, 10, 13, 19, 29
[ "A)12", "B)9", "C)1", "D)3", "E)10" ]
E)10
aqua_rat
1a201094-f081-4cb4-a8df-4080698aef4e
What is the probability that their sum of two numbers, randomly selected from the set {3,6,9,12,15,18} will be greater than 9?
[ "A)7/6", "B)7/9", "C)7/8", "D)7/10", "E)6/7" ]
A)7/6
aqua_rat
f65c0c94-0648-4772-a218-ecc2120e74d1
Two letters from the word KHANTKAR are selected at random. What is the probability that at least one of the selected letters is a consonant?
[ "A)25/28", "B)27/28", "C)30/28", "D)40/28", "E)50/28" ]
B)27/28
aqua_rat
685451e6-17d0-4a8c-b029-e31bbcdac756
Working alone, Jim finishes cleaning half the house in a third of the time it takes Nick to clean the entire house alone. Jim alone cleans the entire house in 6 hours. How many hours will it take Nick and Jim to clean the entire house if they work together?
[ "A)1.5", "B)2", "C)2.4", "D)3", "E)3.6" ]
E)3.6
aqua_rat
1ec22214-0653-4608-83de-2e67920e872d
In a partnership between A, B and C. A's capital is Rs.5000. If his share of a profit of Rs.800 is Rs.200 and C's share is Rs.130, what is B's capital?
[ "A)11758", "B)11759", "C)11755", "D)11750", "E)11751" ]
D)11750
aqua_rat
25a62883-f7c3-4884-96c9-3a012272aee6
Choose the missing terms out of the given alternatives. CMW, HRB, ?, RBL, WGQ, BLV
[ "A)MWS", "B)MWG", "C)SJE", "D)HHW", "E)YSH" ]
B)MWG
aqua_rat
01a99d32-0a1f-4451-b92c-6f1d5c6a170a
Which of the following will divide evenly into 407,406,520?
[ "A)11", "B)21", "C)4", "D)31", "E)41" ]
C)4
aqua_rat
05345e1b-b88d-471d-8809-de4bd83d2dea
Two trains are running in opposite directions in the same speed. The length of each train is 120 meter. If they cross each other in 12 seconds, the speed of each train (in km/hr) is
[ "A)30 Km/hr", "B)36 Km/hr", "C)80 Km/hr", "D)90 Km/hr", "E)None of these" ]
B)36 Km/hr
aqua_rat
9592bbc6-8f3c-4f49-8692-27f4ecddb133
A train speeds past a pole in 15 seconds and a platform 100 m long in 25 seconds. Its length is?
[ "A)128", "B)177", "C)199", "D)178", "E)150" ]
E)150
aqua_rat
c3a9ec6c-5218-4bf9-a70b-9090462c929d
Two employees X and Y are paid a total of Rs. 550 per week by their employer. If X is paid 120 percent of the sum paid to Y, how much is Y paid per week?
[ "A)Rs.200", "B)Rs.250", "C)Rs.300", "D)Rs.350", "E)Rs.370" ]
B)Rs.250
aqua_rat
033df7eb-ae72-48cc-a7d9-f75832ff5f8d
The area of playground is 5700 sq. meters. What will be the cost of covering it with grass sheet 1cm deep, if cost of grass sheet is $2.80 per cubic meter.
[ "A)a) $144", "B)b) $150.50", "C)c) $159.6", "D)d) $158.60", "E)e) $160.70" ]
C)c) $159.6
aqua_rat
de4e3054-de4e-4ad1-bd0b-5c55068eec8c
A man has Rs. 400 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)105" ]
C)75
aqua_rat
bdc1663d-57f3-41da-bb89-fd6bd8f8246b
An design manager has 10patterns of chairs & 9patterns of tables. In how many ways can he make a pair of table & chair?
[ "A)20", "B)40", "C)80", "D)90", "E)100" ]
D)90
aqua_rat
16928006-fcbd-4086-a5bc-ac575477163d
The perimeter of a square is 52 m. Find the area of the square.
[ "A)161 m².", "B)164 m².", "C)166 m².", "D)169 m².", "E)273 m²." ]
D)169 m².
aqua_rat
d1080179-4799-4cbb-9606-d6958a47eeeb
Find the distance covered by a man walking for 36min at a speed of 10km/hr?
[ "A)1km", "B)3km", "C)6 km", "D)5km", "E)6km" ]
C)6 km
aqua_rat
87a7a669-2c65-4ea8-9697-11613bba077e
A train 2500 m long can cross an electric pole in 100 sec and then find the speed of the train?
[ "A)90", "B)60", "C)120", "D)180", "E)360" ]
A)90
aqua_rat
923c1a87-dcb8-46c3-9e64-6c843100cfeb
The list price of an article is Rs.70. A customer pays Rs.59.22 for it. He was given two successive discounts, one of them being 10%. The other discount is?
[ "A)8%", "B)7%", "C)10%", "D)12%", "E)6%" ]
E)6%
aqua_rat
8d326bdc-9b46-4e20-bc70-cf092f5b365b
Sushil got thrice as many marks in English as in Science. His total marks in English, Science and Maths are 162. If the ratio of his marks in English and Maths is 3:5, find his marks in Science?
[ "A)18", "B)68", "C)67", "D)55", "E)56" ]
A)18
aqua_rat
a2c66ebd-403c-405f-8b46-dfbd683ca3b9
Kail purchased n items from a catalog for $10 each. Postage and handling charges consisted of $4 for the first item and $1 for each additional item. Which of the following gives the total dollar amount for Kim’s purchase, including postage and handling, in terms of n ?
[ "A)11n + 2", "B)11n + 4", "C)11n + 3", "D)9n + 3", "E)9n + 4" ]
C)11n + 3
aqua_rat
3e45a953-3872-4534-9dde-516a31f9d5fd
In a school of 850 boys, 46% of Muslims, 28% Hindus, 10% Sikhs and the remaining of other communities. How many belonged to the other communities?
[ "A)A)136", "B)B)627", "C)C)153", "D)D)721", "E)E)159" ]
A)A)136
aqua_rat
139dcd51-5f37-45fa-b160-02095123f1ee
A tank can be filled by pipe A in 5 hours and by pipe B in 8 hours, each pump working on its own. When the tank is full and a drainage hole is open, the water is drained in 20 hours. If initially the tank was empty and someone started the two pumps together but left the drainage hole open, how long does it take for the tank to be filled?
[ "A)2.6 hours", "B)3.6 hours", "C)4.6 hours", "D)5.6 hours", "E)None of these" ]
B)3.6 hours
aqua_rat
ad6e28e4-4bf3-4ac1-9511-85737bc9e5ab
A certain company’s profit in 1996 was 15 percent greater than its profit in 1995, and its profit in 1997 was 20 percent greater than its profit in 1996. The company’s profit in 1997 was what percent greater than its profit in 1995?
[ "A)5%", "B)18%", "C)33%", "D)35%", "E)38%" ]
E)38%
aqua_rat
75223534-e736-4362-97f8-a9cf4cbbf935
What is the value of x? Data 1: x - 2y = 7 Data 2: 4x – 28 = 8y
[ "A)89", "B)10", "C)12", "D)15", "E)no solution exists" ]
E)no solution exists
aqua_rat
3caa5bf9-067b-418f-8164-7acde9ec934b
The difference between a positive proper fraction and its reciprocal is 9/20. The fraction is
[ "A)4/5", "B)7/11", "C)7/13", "D)7/15", "E)8/11" ]
A)4/5
aqua_rat
f2c00700-525d-4624-9e01-b043d69fb2f9
A box contains 8 apples, 7 of which are red. An apple is drawn from the box and its color is noted before it is eaten. This is done a total of n times, and the probability that a red apple is drawn each time is less than 0.5. What is the smallest possible value of n?
[ "A)3", "B)4", "C)5", "D)6", "E)7" ]
C)5
aqua_rat
93825791-ace4-4ab7-9ec7-a8555aefabe8
When not moving on the sidewalk, Maya can walk the length of the sidewalk in 7 minutes. If she stands on the sidewalk as it moves, she can travel the length in 4 minutes. If Maya walks on the sidewalk as it moves, how many minutes will it take her to travel the same distance? Assume she always walks at the same speed, and express your answer as a decimal to the nearest tenth.
[ "A)2.9", "B)2.5", "C)2.7", "D)2.1", "E)2.2" ]
B)2.5
aqua_rat
71dbaca4-fbf7-4852-9822-03af988254ee
There are 21 balls in a jar: 14 red, 4 blue and 3 green. If a single ball is drawn from the jar, what is the probability of that it is either blue or red?
[ "A)1/12", "B)3/4", "C)6/9", "D)6/7", "E)3/4" ]
D)6/7
aqua_rat
322a894e-190e-4259-9375-0f99474789ea
A train is walking at 6/7 of its usual speed, the train is 20 minutes too late. Find its usual time to cover the journey.
[ "A)1 hour", "B)30min", "C)3 hours 20 min", "D)2 hours 30 min", "E)2 hours" ]
E)2 hours
aqua_rat
d07fb507-eb5d-4131-80a1-2dae79cb4b15
A boy has nine trousers and 12 shirts. In how many different ways can he select a trouser and a shirt?
[ "A)109 ways", "B)908 ways", "C)128 ways", "D)108 ways", "E)104 ways" ]
D)108 ways
aqua_rat
2e2cb0d6-f2a8-494e-a996-cd784a22084b
How many meters are there in 770 centimeters?
[ "A)770 meters", "B)7.6 meters", "C)700 meters", "D)6.5 meters", "E)7.7 meter" ]
E)7.7 meter
aqua_rat
c5effc65-e446-4eb9-946c-e8fb43469cab
A shopkeeper sold an article at $1800 with 20% profit. Then find its cost price?
[ "A)$1000", "B)$1500", "C)$1850", "D)$1600", "E)$2000" ]
B)$1500
aqua_rat
2a5e64fb-6313-4c59-a643-fea2f8352efb
For what values of k will the pair of equations 3(3x + 4y) = 36 and kx + 12y = 30 does not have a unique solution?
[ "A)12", "B)9", "C)3", "D)7.5", "E)2.5" ]
B)9
aqua_rat
01f5f33b-f18f-429d-a8ba-1f01fa3bb1e4
A and B invests Rs.8000 and Rs.9000 in a business. After 4 months, A withdraws half of his capital and 2 months later, B withdraws one-third of his capital. In what ratio should they share the profits at the end of the year?
[ "A)32:45", "B)32:47", "C)32:45", "D)32:41", "E)32:42" ]
A)32:45
aqua_rat
22a7fd87-701c-4286-8b2b-8649c64f7ad4
Workers decided to raise Rs.3lacs by equal contribution from each. Had they contributed Rs.50 eachextra, the contribution would have been Rs.3.25lacs. How many workers were they?
[ "A)350", "B)400", "C)500", "D)550", "E)590" ]
C)500
aqua_rat
284f6e2d-4383-41b1-ac7b-6ccf65d2aeda
In how many ways can 12 different gifts be divided among four children such that each child receives exactly three gifts?
[ "A)16^3", "B)(4!)^3", "C)12!/(3!)^4", "D)12!/4!", "E)4^12" ]
C)12!/(3!)^4
aqua_rat
e825c238-291e-4d0b-adc0-0c3a5a2384d2
Find the value of x in (8x-6)=10.
[ "A)1", "B)2", "C)3", "D)4", "E)5" ]
B)2
aqua_rat
a84f6f35-0170-4ce9-8003-6c5774fa2c63
The sum of three integers A, B and C is 180. A is one third of the sum of B and C and B is one fifth of the sum of A and C. What is C?
[ "A)120", "B)125", "C)105", "D)115", "E)110" ]
B)125
aqua_rat
8bf36d63-5aa0-4f50-89d9-9630cb9eb2b2
What is (24^7+24) / 24?
[ "A)159202573", "B)160902641", "C)172502765", "D)182302834", "E)191102977" ]
E)191102977
aqua_rat
d70e9e9b-31ba-44d4-af25-d25ecfcc4d23
A man gets a simple interest of Rs.400 on a certain principal at the rate of 5% p.a in eight years. Find the compound interest the man will get on twice the principal in two years at the same rate?
[ "A)s.256.27", "B)s.256.29", "C)s.205.00", "D)s.256.22", "E)s.256.25" ]
C)s.205.00
aqua_rat
ff81d602-7ea8-47c9-9fc6-e8c7cdf39f4b
A bag contains 3 blue and 5 white marbles. One by one, marbles are drawn out randomly until only two are left in the bag. What is the probability C that out of the two, one is white and one is blue?
[ "A)15/56", "B)41/56", "C)13/28", "D)15/28", "E)5/14" ]
D)15/28
aqua_rat
a1d5c035-f24c-4fdd-b1f0-c71888e3fd22
Of 120 applicants for a job, 56 had at least 4 years' experience, 72 had degrees, and 12 had less than 4 years' experience and did not have a degree.How many of the applicants had at least 4 years' experience and a degree?
[ "A)10", "B)15", "C)22", "D)20", "E)24" ]
D)20
aqua_rat
4cfa32a0-4d62-4854-b659-762b52f72b88
Eleven books consisting of 5 financial management, 4 marketing management and 2 system management are placed on a shelf at random order. What is the probability that the books of each kind are all together.
[ "A)1/1155", "B)1/1255", "C)1/1355", "D)1/1455", "E)1/1555" ]
A)1/1155
aqua_rat
6637dee0-debe-4f22-b540-f6f66be63c2b
The inverse ratio of 3: 2: 1 is?
[ "A)2:3:8", "B)4:3:6", "C)2:3:2", "D)2:3:6", "E)2:3:1" ]
D)2:3:6
aqua_rat
c2b2749f-184b-46e5-8d80-8ed308f193bf
Which of the following MUST yield an integer when divided by 11?
[ "A)The sum of eleven consecutive positive integers.", "B)The square of a prime number.", "C)The sum of two odd integers.", "D)The product of three consecutive odd numbers.", "E)The difference between a multiple of 8 and a multiple of 3." ]
A)The sum of eleven consecutive positive integers.
aqua_rat
06b4fa60-707a-48e6-9bb8-91289f31274e
A coach must choose five starters from a team of 12 players. How many different ways can the coach choose the starters ?
[ "A)722", "B)729", "C)278", "D)299", "E)271" ]
B)729
aqua_rat
c6c7100c-296a-417e-a7b6-311ac297014a
Barbata invests $2400 in the National Bank at 5%. How much additional money must she invest at 8% so that the total annual income will be equal to 8% of her entire investment?
[ "A)1200", "B)3000", "C)1000", "D)3600", "E)2400" ]
D)3600
aqua_rat
9945ce66-f937-4206-ac55-2d7d22cc48d8
One side of the bottom layer of a triangular pyramid has 12 balls. How many are there in the whole pyramid?Note that the pyramid is equilateral and solid.
[ "A)286", "B)364", "C)504", "D)164", "E)165" ]
B)364
aqua_rat
4032789c-39b0-4926-98c6-872694e3c8c7
Marcella has 25 pairs of shoes. If she loses 9 individual shoes, what is the greatest number of matching pairs she could have left?
[ "A)21", "B)20", "C)19", "D)16", "E)15" ]
B)20
aqua_rat
e60355b5-1daf-4597-b062-f3e0ab9f499b
A welder received an order to make a 1 million liter cube-shaped tank. If he has only 4x2 meter sheets of metal that can be cut, how many metal sheets will be required for this order Y? (1 cubic meter = 1,000 liters)
[ "A)92", "B)90", "C)82", "D)78", "E)75" ]
E)75
aqua_rat
3c9fee08-0cce-48b1-a36a-feab8d64eb93
A merchant can buy goods at the rate of Rs. 20 per good. The particular good is part of an overall collection and the value is linked to the number of items that are already on the market. So, the merchant sells the first good for Rs. 2, second one for Rs. 4, third for Rs. 6…and so on. If he wants to make an overall profit of at least 40%, what is the minimum number of goods he should sell?
[ "A)24", "B)18", "C)27", "D)32", "E)34" ]
C)27
aqua_rat
e701ea3e-657f-45c2-ab7e-755552e5d25f
65% of x = 20% of 747.50. Find the value of x?
[ "A)100", "B)230", "C)150", "D)180", "E)199" ]
B)230
aqua_rat
5ee57759-52d7-4b41-a924-a7d48162ef22
The sum of two numbers is 528 and their H.C.F is 33. The number of pairs of numbers satisfying the above conditions is:
[ "A)4", "B)5", "C)6", "D)6", "E)1" ]
A)4
aqua_rat
ecdb64e0-50f1-4850-88b2-6172e68ee199
The population of a bacteria culture doubles every 2 minutes. Approximately how many minutes will it take for the population to grow from 1,000 to 200,000 bacteria
[ "A)10", "B)12", "C)14", "D)16", "E)18" ]
D)16
aqua_rat
6ee4c653-57da-4797-9636-6b28b1a38af9
A train 240 m long passed a pole in 24 sec. How long will it take to pass a platform 500 m long?
[ "A)65sec", "B)70sec", "C)74sec", "D)80sec", "E)85sec" ]
C)74sec
aqua_rat
b98987e4-4ecc-479e-88a0-ab007ff880cc
The average temperature of a city in the first four days of a month was 36°. The average for the 2nd, 3rd, 4th and 5th day was 38°. If the temperature of the 1st and 5th day were in the ratio 4 : 5, then what is the temperature on the fifth day ?
[ "A)40°", "B)49°", "C)43°", "D)41°", "E)42°" ]
A)40°
aqua_rat