loafeihong/math_mmlu_format huggingface dataset:
Two pipes can separately fill a tank in 20 and 30 hours respectively. Both the pipes are opened to fill the tank but when the tank is full, a leak develops in the tank through which one-third of water supplied by both the pipes goes out. What is the total time taken to fill the tank? Answer Choice: (A) 65 hrs (B) 16 hrs (C) 88 hrs (D) 55 hrs (E) 41 hrs
Answer: B
Ben is driving on the highway at y miles per hour. (One mile equals 5,280 feet.) Ben's tires have a circumference of z feet. Which of the following expressions gives the number of revolutions each wheel turns in one hour? Answer Choice: (A) 5,280(x/y) (B) 5,280(y/z) (C) 5,280(xy) (D) 5,280/(xy) (E) (xy)/5,280
Answer: B
If there is exactly one root of the equation x^2 + 2ax + b, where a and b are positive constants, what is b in terms of a? Answer Choice: (A) a/2 (B) a (C) 3a/2 (D) a^2 (E) a^2/4
Answer: D
If x is a positive integer with fewer than 3 digits, what is the probability that Z x*(x + 1) is a multiple of either 4 or 5? Answer Choice: (A) 4/99 (B) 2/25 (C) 8/99 (D) 49/100 (E) 86/99
Answer: E
A man sells a horse for Rs.620 and loses something, if he had sold it for Rs.980, his gain would have been double the former loss. Find the cost price of the horse? Answer Choice: (A) 587 (B) 679 (C) 740 (D) 860 (E) 898
Answer: C
Type the missing number.
-95,-90,-85,x, -75,-70 Answer Choice: (A) -82 (B) -86 (C) -76 (D) -60 (E) -80
Answer: E
A and B are two multiples of 14, and Q is the set of consecutive integers between A and B, inclusive. If Q contains 13 multiples of 14, how many multiples of 7 are there in Q? Answer Choice: (A) 23 (B) 24 (C) 25 (D) 26 (E) 27
Answer: C
A and B start a business with Rs.6500 and Rs.8500 respectively. Hoe should they share their profits at the end of one year? Answer Choice: (A) 3:5 (B) 3:4 (C) 3:1 (D) 3:2 (E) 13:17
Answer: E
A train is 360 meter long is running at a speed of 45 km/hour. In what time will it pass a bridge of 140 meter length? Answer Choice: (A) 27 seconds (B) 29 seconds (C) 40 seconds (D) 11 seconds (E) 12 seconds
Answer: C
If A^4 + B^4 = 100, then the greatest possible value of B is between Answer Choice: (A) 0 and 1 (B) 1 and 2 (C) 2 and 3 (D) 3 and 4 (E) 4 and 5
Answer: D
Set A contains all the even numbers between 4 and 50 inclusive. Set B contains all the even numbers between 104 and 150 inclusive. What is the difference between the sum of elements of set B and the sum of the elements of set A? Answer Choice: (A) 2400 (B) 2550 (C) 5050 (D) 6275 (E) 11325
Answer: A
The average of 9 observations was 9, that of the 1st of 5 being 10 and that of the last 5 being 8. What was the 5th observation? Answer Choice: (A) 9 (B) 8 (C) 7 (D) 6 (E) 3
Answer: A
A shopkeeper sells sugar in such a way that the selling price of 950g of sugar is the same s the cost price of 1 kg of sugar. What is his gain percent? Answer Choice: (A) 5(5/19) (B) 5(1/5) (C) 5 (D) 4(1/19) (E) None
Answer: A
A collector collects stamps from foreign countries. In June, she gave 20 percent of her stamps to her friend. In July, she gave 15 percent of her remaining stamps to another friend. If these were the only changes in the number of stamps in the stamp collection during those two months, what percent of her collection at the beginning of June did she give to away in June and July? Answer Choice: (A) 28% (B) 32% (C) 36% (D) 40% (E) 44%
Answer: B
The average age of a family of 6 members is 40 years.If the age of the youngest member is 7 years,what was the average age of the family at the birth of the youngest member? Answer Choice: (A) 33 (B) 18 (C) 21 (D) 12 (E) 19
Answer: A
If the sum of two numbers is 16 and the sum of their squares is 200, then the product of the numbers is Answer Choice: (A) 40 (B) 44 (C) 80 (D) 88 (E) 28
Answer: E
If x is an integer, which of the following is a possible value of H=(x^2 +2x – 7)/9? Answer Choice: (A) -2.4 (B) 0.268 (C) 1.166 repeating (D) 4.555 repeating (E) 8.125
Answer: D
A 35 cm long wire is to be cut into two pieces so that one piece will be 2/5th of the other, how many centimeters will the shorter piece be? Answer Choice: (A) 10 (B) 20 (C) 88 (D) 77 (E) 14
Answer: A
A clock loses a minute every three hours for 4 days and gains 1% in the subsequent 6 days. If it was set right on Friday at 12 AM, what will be the time at the end of 10 days? Answer Choice: (A) 12:54:40 AM (B) 12:56:24 AM (C) 01:16:40 PM (D) 12:54:24 AM (E) 01:06:36 PM
Answer: D
A certain farmer pays $30 per acre per month to rent farmland. How much does the farmer pay per month to rent a rectangular plot of farmland that is 1080 feet by 605 feet? (43,560 square feet = 1 acre) Answer Choice: (A) $5,330 (B) $3,360 (C) $450 (D) $360 (E) $150
Answer: C
1,11,21,_ what comes in the next series. Answer Choice: (A) 1 (B) 11 (C) 21 (D) 31 (E) 41
Answer: D
One week, a certain truck rental lot had a total of 26 trucks, all of which were on the lot Monday morning. If 50% of the trucks that were rented out during the week were returned to the lot on or before Saturday morning of that week, and if there were at least 14 trucks on the lot that Saturday morning, what is the greatest number of different trucks that could have been rented out during the week? Answer Choice: (A) 18 (B) 16 (C) 12 (D) 24 (E) 4
Answer: D
By selling an article for $225 a person gains $75. What is the gain %? Answer Choice: (A) 25% (B) 30% (C) 50% (D) 20% (E) 10%
Answer: C
Triangle XYZ is an isosceles right triangle. If side XY is longer than side YZ, and the area of the triangle is 49, what is the measure of side XY? Answer Choice: (A) 4 (B) 4√2 (C) 14 (D) 8√2 (E) Cannot be determined from the information provided
Answer: C
The regular price per can of a certain brand of soda is $0.40. If the regular price per can is discounted 15 percent when the soda is purchased in 24-can cases, what is the price of 100 cans of this brand of soda purchased in 24-can cases? Answer Choice: (A) $16.32 (B) $18.00 (C) $21.60 (D) $34 (E) $28.80
Answer: D
Out of 40 applicants to a law school, 15 majored in political science, 20 had a grade point average higher than 3.0, and 10 did not major in political science and had a GPA equal to or lower than 3.0. How many T applicants majored in political science and had a GPA higher than 3.0? Answer Choice: (A) 5 (B) 10 (C) 15 (D) 25 (E) 35
Answer: A
How many inches are in 2000 millimeters? (round your answer to the nearest hundredth of of an inch). Answer Choice: (A) 98.74 inches (B) 78.74 inches (C) 88.74 inches (D) 58.74 inches (E) 48.74 inches
Answer: B
If it takes a machine 3⁄5 minute to produce one item, how many items will it produce in 2 hours? Answer Choice: (A) 1⁄3 (B) 4⁄3 (C) 80 (D) 200 (E) 180
Answer: D
When the positive integer r is divided by 11, the quotient is s and the remainder 3. When r is divided by 19, the remainder is also 3. What is the remainder when s is divided by 19? Answer Choice: (A) 4 (B) 3 (C) 2 (D) 1 (E) 0
Answer: E
A word is defined as a sequence of five dots arranged in a row. Each dot is colored either red, yellow, or blue. How many distinct words can be formed? Answer Choice: (A) 124 (B) 150 (C) 212 (D) 243 (E) 316
Answer: D
A train crosses a platform of 120 m in 15 sec, same train crosses another platform of length 180 m in 18 sec. then find the length of the train? Answer Choice: (A) 297m (B) 276m (C) 267m (D) 180m (E) 287m
Answer: B
Based on this year's costs, a company budgets P dollars for hiring N new employees next year. If the average cost of hiring each employee were to decrease 20% from this year's cost, then the greatest number of employees could hire next year using P dollars would be: Answer Choice: (A) Equal to N (B) 25% greater than N (C) 20% greater than N (D) 25% less than N (E) 20% less than N
Answer: B
There are a total of 15 numbers with an average of 11. The average of first seven numbers is 14 and the average of last seven numbers is 6. What is the middle number? Answer Choice: (A) 31 (B) 24 (C) 29 (D) 25 (E) 21
Answer: D
(X^n - A^n) is completely divisible by (X - A), when Answer Choice: (A) n is any natural number (B) n is an even natural number (C) n is an odd natural number (D) n is prime (E) none of these
Answer: A
The average age of a group of n people is 15 years old. One more person aged 35 joins the group and the new average is 17 years old. What is the value of n? Answer Choice: (A) 8 (B) 9 (C) 10 (D) 11 (E) 12
Answer: B
Can you please walk me through how to best approach this problem? Thanks
If #p# = ap^3+ bp – 1 where a and b are constants, and #-4# = 2, what is the value of #4#? Answer Choice: (A) -4 (B) 0 (C) -2 (D) -3 (E) -4
Answer: A
A, B and C invested Rs.6600, Rs.4400 and Rs.11000 respectively, in a partnership business. Find the share of A in profit of Rs.12100 after a year? Answer Choice: (A) Rs.3300 (B) Rs.3100 (C) Rs.3500 (D) Rs.4200 (E) Rs.3400
Answer: A
In an election between two candidates, 20% of votes are were declares invalid. First candidate got 480 votes which were 60% of the total valid votes . The total number of votes enrolled in that election was: Answer Choice: (A) 2000 votes (B) 2500 votes (C) 3000 votes (D) 4000 votes (E) 4200 votes
Answer: C
A man gets a simple interest of Rs.400 on a certain principal at the rate of 5% p.a in two years. Find the compound interest the man will get on twice the principal in two years at the same rate? Answer Choice: (A) s.550 (B) s.556 (C) s.656 (D) s.750 (E) s.820
Answer: E
A train is 460 meter long is running at a speed of 45 km/hour. In what time will it pass a bridge of 140 meter length Answer Choice: (A) 20 seconds (B) 30 seconds (C) 40 seconds (D) 48 seconds (E) None of these
Answer: D
If (1/2)^23 (1/81)^k = 1/18^23, then k = Answer Choice: (A) 8 (B) 12 (C) 16 (D) 24 (E) 46/4
Answer: E
The number 133 is equal to the sum of the cubes of two integers. What is the product of those integers? Answer Choice: (A) 8 (B) 15 (C) 21 (D) 27 (E) 10
Answer: E
(x + 6) is a factor in x^2 - mx - 42. What is the value of m? Answer Choice: (A) 2 (B) 2.2 (C) 1 (D) 4 (E) 5
Answer: C
A, B and C invested Rs.6300, Rs.4200 and Rs.10500 respectively, in a partnership business. Find the share of A in profit of Rs.12100 after a year? Answer Choice: (A) 3630 (B) 2890 (C) 2707 (D) 2700 (E) 2772
Answer: A
How many 1 1/4 foot pieces of cable can be cut out of a piece that is 30 feet long? Answer Choice: (A) a.10 (B) b.16 (C) c.17 (D) d.24 (E) e. 20
Answer: D
In how many ways can 4 black and 5 white chess pieces be arranged in a row such that they occupy alternate places? Assume that the pieces are distinct. Answer Choice: (A) 20 (B) 1440 (C) 120 (D) 2880 (E) 720
Answer: D
If an integer x is to be selected at random from 1 to 200, inclusive, what is probability x(x+1) will be divisible by 4? Answer Choice: (A) 0.5 (B) 1 (C) 0.25 (D) 0.75 (E) 1.25
Answer: A
To be undaunted is to be impervious, undisturbed and ‘fearless’. Answer Choice: (A) 2 (B) HH (C) 28 (D) 28J (E) 9J
Answer: D
In a company, 50 percent of the employees are men. If 60 percent of the employees are unionized and 70 percent of these are men, what percent of the non-union employees are women? Answer Choice: (A) 85% (B) 80% (C) 75% (D) 70% (E) 65%
Answer: B
The average salary of all the workers in a workshop is Rs. 9000. The average salary of 7 technicians is Rs. 12000 and the average salary of the rest is Rs. 6000. The total number of workers in the workshop is? Answer Choice: (A) A)23 (B) B)21 (C) C)52 (D) D)56 (E) E)14
Answer: E
a right triangle has three sides (F, G, H). If F=5, G=8.66, and H=10, which angle is 90 degrees Answer Choice: (A) FG (B) HG (C) HF (D) n/a (E) n/a
Answer: A
A positive number x is multiplied by 5, and this product is then divided by 3. If the positive square root of the result of these two operations equals x, what is the value of x ? Answer Choice: (A)  9/4 (B)  3/2 (C)  4/3 (D)  5/3 (E)  1/2
Answer: D
Students in Class I and II of a school are in the ratio of 3 : 5. Had 15 students leave the school from each class, the ratio would have become 1 : 2. How many total students were there in the beginning? Answer Choice: (A) 120 (B) 64 (C) 96 (D) 80 (E) None
Answer: A
The maximum number of students among them 848 pens and 630 pencils can be distributed in such a way that each student get the same number of pens and same number of pencils? Answer Choice: (A) 10 (B) 4 (C) 2 (D) 14 (E) 16
Answer: C
The average monthly salary of 8 workers and one supervisor in a factory was 430.@SSWhen@SSthe@SSsupervisor@CC@SSwhose@SSsalary@SSwas@SS430.@SSWhen@SSthe@SSsupervisor@CC@SSwhose@SSsalary@SSwas@SS430.Whenthesupervisor,whosesalarywas430. When the supervisor, whose salary was 870 per month, retired, a new person was appointed and then the average salary of 9 people was $$390 per month. The salary of the new supervisor is: Answer Choice: (A) 233 (B) 600 (C) 510 (D) 771 (E) 191
Answer: C
How long will a boy take to run round a square field of side 35 meters, If he runs at the rate of 9 km/hr? Answer Choice: (A) 22 (B) 38 (C) 37 (D) 56 (E) 28
Answer: D
A man covers a distance on scooter. Had he moved 3kmph faster he would have taken 40 min less. If he had moved 2kmph slower, he would have taken 40min more. The distance is. Answer Choice: (A) 30 km (B) 60 km (C) 80 km (D) 20 km (E) 40 km
Answer: E
12 spheres of the same size are made from melting a solid cylinder of 8 cm diameter and 1 cm height. What is the diameter of each sphere? Answer Choice: (A) 2 cm (B) 4 cm (C) 8 cm (D) 10 cm (E) 12 cm
Answer: A
A small company is planning to rent either computer A or computer B to print customer mailing lists. Both computer A and computer B must be rented on an hourly basis. The rental fee is based only on the amount of time the computer is turned on. It will cost 40 percent more per hour to rent computer A than to rent computer B. Computer B would, however, require 20 hours more than computer A to do the job. If either computer A, or computer B were rented the total cost to rent the computer would be $850.00. What would be the approximate hourly charge to rent computer B? Answer Choice: (A) $9.40 (B) $11.30 (C) $12.14 (D) $17.80 (E) $22.10
Answer: C
The owner of a furniture shop charges his customer 60% more than the cost price. If a customer paid Rs. 2000 for a computer table, then what was the cost price of the computer table? Answer Choice: (A) 2789 (B) 2772 (C) 1250 (D) 6725 (E) 2099
Answer: C
Tom spent six lucky days in Las Vegas. On his first day he won a net amount of only $20, but on each of the following days, the daily net amount he won grew by d dollars. If Tom won a total net amount of $1620 during his stay in Las Vegas, how much did he win on the last day? Answer Choice: (A) 330 (B) 500 (C) 520 (D) 540 (E) 620
Answer: C
The average of first nine prime numbers which are odd is? Answer Choice: (A) 16.1 (B) 15.1 (C) 14.1 (D) 17.1 (E) 13.1
Answer: C
If two sides of a triangle are 12 and 6, which of the following could be the area of triangle?
1. 35
2. 48
3. 56 Answer Choice: (A) a) 1 only (B) b) 1 and 2 only (C) c) 1 and 3 only (D) d) 2 and 3 only (E) e) 1, 2 and 3 only
Answer: D
An error 2% in excess is made while measuring the side of a square. What is the percentage of error in the calculated area of the square? Answer Choice: (A) 4.05% (B) 4.02% (C) 4% (D) 3% (E) 2%
Answer: A
Joan and Karl each bought a bicycle and the sum of their purchases was $800. If twice of what Joan paid was $40 more than what Karl paid, what did Joan pay for her bicycle? Answer Choice: (A) $280 (B) $300 (C) $320 (D) $340 (E) $360
Answer: A
When positive integer n is divided by 3, the remainder is 1. When n is divided by 7, the remainder is 5. What is the smallest positive integer k such that k+n is a multiple of 21? Answer Choice: (A) 2 (B) 4 (C) 6 (D) 8 (E) 10
Answer: A
Find the principle on a certain sum of money at 9% per annum for 2 2/5 years if the amount being Rs.1120? Answer Choice: (A) 1000 (B) 912.88 (C) 927.78 (D) 926.82 (E) 921.05
Answer: E
In an election between two candidates, one got 55% of the total valid votes, 20% of the votes were invalid. If the total number of votes was 7500, the number of valid votes that the other candidate got, was : Answer Choice: (A) 2500 (B) 2600 (C) 2700 (D) 2900 (E) 3200
Answer: C
Which of the following equivalent to (1/125)^2? Answer Choice: (A) (0.03)^5 (B) (0.04)^3 (C) (0.05)^6 (D) (0.06)^3 (E) (0.07)^2
Answer: B
In how many ways can 5 boysand 2 girls be arranged at a table if 2 girls are never together? Answer Choice: (A) 230 (B) 240 (C) 254 (D) 260 (E) 480
Answer: E
There are 7 magazines lying on a table; 3 are fashion magazines and the other 4 are sports magazines. If 3 magazines are to be selected at random from the 8 magazines, what is the probability that at least one of the fashion magazines will be selected? Answer Choice: (A) 1/2 (B) 7/8 (C) 32/35 (D) 11/12 (E) 13/14
Answer: B
if x/4-x-3/6=1,then find the value of x. Answer Choice: (A) 6 (B) 4 (C) 5 (D) 1 (E) 2
Answer: A
Triathlete Dan runs along a 2-mile stretch of river and then swims back along the same route. If Dan runs at a rate of 8 miles per hour and swims at a rate of 6 miles per hour, what is his average rate for the entire trip in miles per minute? Answer Choice: (A) 1/9 (B) 2/15 (C) 3/15 (D) 1/4 (E) 3/8
Answer: A
A man has only 20-paise and 25-paise coins in a bag. If he has 50 coins in all totaling to Rs.11.25, then the number of 20-paise coins is Answer Choice: (A) 28 (B) 27 (C) 26 (D) 25 (E) 24
Answer: D
A takes twice as much time as B or thrice as much time to finish a piece of work. Working together, they can finish the work in 2days. B can do the work alone in? Answer Choice: (A) 8 (B) 10 (C) 12 (D) 15 (E) 20
Answer: C
The cost of 2 books and 2 magazines is $26. The cost of 1 book and 3 magazines is $27. How much does 1 magazine cost? Answer Choice: (A) 8 (B) 5 (C) 7 (D) 4 (E) 6
Answer: C
If 45-[28-{37-(15-*)}]= 57, then * is equal to: Answer Choice: (A) -29 (B) -19 (C) 18 (D) 29 (E) 39
Answer: C
Five different books (A, B, C, D and E) are to be arranged on a shelf. Books C,D and E are to be arranged first and second starting from the right of the shelf. The number of different orders in which books A, B and may be arranged is Answer Choice: (A) 1! (B) 2! (C) 5! (D) 15! (E) 24!
Answer: B
A line has a slope of 3/4 and intersects the point R (-12, -39). At which point does this line intersect the x-axis? Answer Choice: (A) (40,0) (B) (30,0) (C) (0,40) (D) (40,30) (E) (0,30)
Answer: A
A and B enter into partnership with capital as 7:9. At the end of 8 months, A withdraws. If they receive the profits in the ratio of 8:9 find how long B's capital was used? Answer Choice: (A) 8 (B) 4 (C) 5 (D) 7 (E) 6
Answer: D
A pipe can fill a cistern in 20 minutes whereas the cistern when fill can be emptied by a leak in 28 minutes. When both pipes are opened, find when the cistern will be full? Answer Choice: (A) 27 (B) 76 (C) 70 (D) 21 (E) 28
Answer: C
A certain city with a population of 60,000 is to be divided into 11 voting districts , and no district is to have a population that is more than 10 percent greater than the population of any other district What is the minimum possible population that the least populated district could have ? Answer Choice: (A) a) 10,700 (B) b) 10,800 (C) c) 10,900 (D) d) 11,000 (E) e) 5,000
Answer: E
A and B start a business with Rs.2000 and Rs.8000 respectively. How should they share their profits at the end of one year? Answer Choice: (A) 3:5 (B) 1:4 (C) 3:1 (D) 3:2 (E) 3:9
Answer: B
Find the sum to 200 terms of the series 1 + 4 + 6 + 5 + 11 + 6 + .... Answer Choice: (A) 30,200 (B) 29,800 (C) 30,400 (D) 40,400 (E) None of these
Answer: A
The average of first six prime numbers which are between 60 and 90 is Answer Choice: (A) 35.4 (B) 42 (C) 45.7 (D) 57 (E) 72.33
Answer: E
P is five times as old as Q, and Q is seven years older than R. If R is z years old, what is P’s age in terms of z? Answer Choice: (A) 5z + 7 (B) 5z − 35 (C) 5z + 35 (D) (z + 7)/5 (E) (z − 7)/5
Answer: C
A certain roller coaster ride has between 29 and 150 people waiting in line to board. If riders are let on only in groups of 5 there will be 2 riders that do not get on. If the riders are let on only in groups of 6 all riders will be able to get on. Which of the following is the sum of the greatest possible number of people in the line and the least possible number of people in the line? Answer Choice: (A) 269 (B) 184 (C) 174 (D) 169 (E) 142
Answer: C
If money is invested at r percent interest, compounded annually, the amount of the investment will double in approximately 54/r years. If Joe's parents invested $5,000 in a long-term bond that pays 6 percent interest, compounded annually, what will be the approximate total amount of the investment 18 years later, when Joe is ready for college? Answer Choice: (A)  $20000 (B)  $15000 (C)  $12000 (D)  $10000 (E)  $9000
Answer: D
A pair of articles was bought for $50 at a discount of 60%. What must be the marked price of each of the article? Answer Choice: (A) $25 (B) $10 (C) $29.65 (D) $35.95 (E) $45.62
Answer: B
If APPLE is coded as 0 and FLOWER is coded as 63, then BASKET is coded as Answer Choice: (A) 2 (B) 19 (C) 35 (D) 40 (E) None
Answer: D
Annie will be half as old as Larry in 3 years. Annie will also be one-third as old as Jerome in 5 years. If Jerome is 12 years older than Larry, how old is Annie? Answer Choice: (A) 5 (B) 8 (C) 19 (D) 26 (E) 34
Answer: A
Barbara has 8 shirts and 9 pants. How many clothing combinations does Barbara have, if she doesn’t wear 2 specific shirts with 3 specific pants? Answer Choice: (A) 41 (B) 66 (C) 36 (D) 70 (E) 56
Answer: B
4,25,49,121,169, Answer Choice: (A) 149 (B) 169 (C) 289 (D) 209 (E) 219
Answer: C
When 1/10 percent of 4,000 is subtracted from 1/10 of 4,000, the difference is Answer Choice: (A) 396 (B) 36 (C) 3996 (D) 40 (E) 400
Answer: A
A river 3m deep and 36 m wide is flowing at the rate of 2 kmph the amount of water that runs into the sea per minute is? Answer Choice: (A) 4500 (B) 2678 (C) 3600 (D) 3400 (E) 2500
Answer: C
Rates for having a manuscript typed at a certain typing service are $6 per page for the first time a page is typed and $4 per page each time a page is revised. If a certain manuscript has 100 pages, of which 35 were revised only once, 15 were revised twice, and the rest required no revisions, what was the total cost of having the manuscript typed? Answer Choice: (A) $860 (B) $850 (C) $840 (D) $830 (E) $820
Answer: A
A can do a piece of work in 20 days and B can do it in 15 days and C can do it 20 days. They started the work together and A leaves after 2 days and B leaves after 4 days from the beginning. How long will work lost? Answer Choice: (A) 10 2/5 (B) 10 2/0 (C) 12 2/3 (D) 10 2/1 (E) 10 2/3
Answer: C
At the start of an experiment, a certain population consisted of 3 animals. At the end of each month after the start of the experiment, the population size was double its size at the beginning of that month. Which of the following represents the population size at the end of 6 months? Answer Choice: (A)  2^3 (B)  3^2 (C)  2(3^10) (D)  3(2^6) (E)  3(10^2)
Answer: D
In a bag there are coins of 50 paisa, 25 paisa and one rupee in the proportion 5:6:2. If there are in all Rs.42, the number of 25 paisa coins is? Answer Choice: (A) 16 (B) 42 (C) 16 (D) 84 (E) 26
Answer: B
The HCF of two numbers is 42 and the other two factors of their LCM are 11 and 12. What is the largest number. Answer Choice: (A) 462 (B) 450 (C) 480 (D) 504 (E) 555
Answer: D
What will be the percentage increase in the area of the cube's surface if each of the cube's edges grows by 20%? Answer Choice: (A) 33% (B) 44% (C) 55% (D) 56% (E) 73%
Answer: B
there are 3 girls and 6 boys. how many kids are there? Answer Choice: (A) 10 (B) 19 (C) 20 (D) 9 (E) 12
Answer: D
In a class of 40 students, 12 enrolled for both English and German. 22 enrolled for German. If the students of the class enrolled for at least one of the two subjects, then how many students enrolled for only English and not German? Answer Choice: (A) 30 (B) 10 (C) 18 (D) 28 (E) 32
Answer: C
There are 10 points in a plane out of which 4 are collinear. Find the number of triangles formed by the points as vertices. Answer Choice: (A) 102 (B) 116 (C) 103 (D) 512 (E) 105
Answer: B
If 99<x<199 and 10<y<100, then the product xy CANNOT be equal to: Answer Choice: (A) 19,104 (B) 19,903 (C) 19,356.732 (D) 19,502 (E) 19,880
Answer: B