loafeihong/math_mmlu_format huggingface dataset:
Lamp A flashes every 6 seconds, Lamp B flashes every 8 seconds, Lamp C flashes every 10 seconds. At a certain instant of time all three lamps flash simultaneously. During the period of 3 minutes after that how many times will exactly two lamps flash? (Please include any flash of exactly two lights which occurs at the 3 minute mark.) Answer Choice: (A) 14 (B) 15 (C) 16 (D) 17 (E) 18
Answer: A
Among all sales staff at Listco Corporation, college graduates and those without college degrees are equally represented . Each sales staff member is either a level-1 or level-2 employee. Level-1 college graduates account for 15% of Listco's sales staff. Listco employs 90 level-1 employees, 30 of whom are college graduates. How many sales staff members without college degrees are level-2 employees ? Answer Choice: (A) 46 (B) 42 (C) 56 (D) 32 (E) 40
Answer: E
A set consist of 2p-1 element. What is the number of subsets of this set which contain at most p-1 elements? Answer Choice: (A) 2^(2p-2) (B) 2^(2p) - 2 (C) 2^(2p) -1 (D) 2^(2p) (E) 2^(2p-1)
Answer: A
The ratio between the present ages of P and Q is 6:7. If Q is 4 years old than P, what will be the ratio of the ages of P and Q after 4 years? Answer Choice: (A) 7:6 (B) 7:3 (C) 7:9 (D) 7:1 (E) 7:8
Answer: E
Distance between A and B is 36 miles. Two men started walking from A and B at the same time towards each other. The person who started from A traveled uniformly with average speed 2 mph. While the other man traveled with varying speeds as follows: In first hour his speed was 1 mph, in the second hour it was 1.25 mph, in the third hour it was 1.5 mph, and so on. When will they meet each other? Answer Choice: (A)  12 miles away from A (B)  12 miles away from B (C)  after 6 hours from start (D)  after 9 hours from start (E)  after 12 hours from start
Answer: D
At a game of billiards, A can give B 15 points in 60 and A can give C to 20 points in 60. How many points can B give C in a game of 90? Answer Choice: (A) 11 points (B) 12 points (C) 15 points (D) 10 points (E) 12 points
Answer: D
If 4x = 8^y, which of the following expresses x in terms of y? Answer Choice: (A) 2^(y-2) (B) 2^(y-1) (C) 2^(3y-2) (D) 2^(2y-3) (E) 2^y
Answer: C
Dan’s car gets 32 miles per gallon. If gas costs $4/gallon, then how many miles can Dan’s car go on $58 of gas? Answer Choice: (A) 242 (B) 353 (C) 464 (D) 575 (E) 686
Answer: C
Present ages of X and Y are in the ratio 6:8 respectively. Ten years hence this ratio will become 8:10 respectively. What is X's present age in years? Answer Choice: (A) 35 (B) 36 (C) 37 (D) 39 (E) 30
Answer: E
The number of arrangements that can be made with the letters of the word MOTHER so that the vowels occupy the even places? Answer Choice: (A) 48 (B) 25 (C) 21 (D) 3 (E) 13
Answer: A
A batsman scored 110 runs which included 3 boundaries and 8 sixes. What percent of his total score did he make by running between the wickets? Answer Choice: (A) 10 % (B) 9/2 % (C) 8/4 % (D) 6/12 % (E) 45 5/11 %
Answer: E
Each of the products produced yesterday was checked by worker x or worker y. 0.5% of the products checked by worker x are defective and 0.8% of the products checked by worker y are defective. If the total defective rate of all the products checked by worker x and worker y is 0.6%, what fraction of the products was checked by worker y? Answer Choice: (A) 1/5 (B) 1/4 (C) 1/3 (D) 2/5 (E) 3/7
Answer: C
There are 5 identical pens and 7 identical books. In how many different ways can a person select at least one object from this set? Answer Choice: (A) 11 (B) 12 (C) 39 (D) 47 (E) 56
Answer: D
If m^(-1) = -1/5 then m^(-2) is equal to Answer Choice: (A) -9 (B) -3 (C) -1/9 (D) 1/25 (E) 9
Answer: D
The average of first 15 natural numbers is? Answer Choice: (A) 5.2 (B) 5.5 (C) 8 (D) 9 (E) 10
Answer: C
A train overtakes two persons walking along a railway track. The first person walks at 4.5 km/hr and the other walks at 5.4 km/hr. The train needs 8.4 and 8.5 seconds respectively to overtake them. What is the speed of the train if both the persons are walking in the same direction as the train? Answer Choice: (A) 81 km/hr (B) 88 km/hr (C) 62 km/hr (D) 46 km/hr (E) 56 km/hr
Answer: A
A man has an investment of $3000 which yields a fixed 305 for every $500 invested. if the man takes out $12.6 for every $500 how long will it take for him to double his investment assuming no compounding of interest. Answer Choice: (A) 4 (B) 33.8 (C) 10 (D) 30 (E) 37.3
Answer: E
Two representatives must be selected from each of two groups of students. One group consists of three men and one woman, and the other group consists of two women and two man. What is the probability that 2 men and 2 women will be selected ? Answer Choice: (A) 1/6 (B) 1/4 (C) 2/7 (D) 1/3 (E) 5/12
Answer: E
A special lottery is to be held to select a student who will live in the only deluxe room in a hostel. There are 100 Year-III, 150 Year-II and 200 Year-I students who applied.
Each Year-III's name is placed in the lottery 3 times; each Year-II's name, 2 times and Year-I's name, 1 time. What is the probability that a Year-III's name will be chosen? Answer Choice: (A) 1/8 (B) 2/9 (C) 2/7 (D) 3/8 (E) 3/9
Answer: D
A basket has 5 apples and 4 oranges. Three fruits are picked at random. The probability that at least 2 apples are picked is? Answer Choice: (A) 25/42 (B) 25/45 (C) 25/29 (D) 25/87 (E) 25/26
Answer: A
Four hundred students at College Q study a foreign language. Of these, 110 of those students study French, and 170 study Spanish. If at least 90 students who study a foreign language at College Q study neither French nor Spanish, then the number of students who study Spanish but not French could be any number from Answer Choice: (A) 10 to 40 (B) 40 to 100 (C) 60 to 100 (D) 60 to 110 (E) 60 to 200
Answer: E
A room is 12 meters long, 10 meters wide 8 meters in height. The longest possible rod which can be placed in the room is Answer Choice: (A) 16.95 meters (B) 16.80 meters (C) 16.75 meters (D) 16.55 meters (E) 17.55 meters
Answer: E
If x is an integer, which of the following must be an even integer? Answer Choice: (A) x^2-x-1 (B) x^2-4x+6 (C) x^2-5x+5 (D) x^2+3x+8 (E) x^2+2x+10
Answer: D
If Rs. 595 be divided among A, B, C in such a way that A gets 2/3 of what B gets and B gets 1/4 of what C gets, then their shares are respectively? Answer Choice: (A) s.420 (B) s.360 (C) s.389 (D) s.368 (E) s.323
Answer: A
Robert is traveling on his cycle and has calculated to reach point A at 2 p.m. if he travels at 10 km/hr; he will reach there at 12 noon if he travels at 15 km/hr. At what speed must he travel to reach A at 1 p.m.? Answer Choice: (A) 17 kmph (B) 13 kmph (C) 12 kmph (D) 18 kmph (E) 97 kmph
Answer: C
Sekar started a business investing Rs.25,000 in 1999. In 2000, he invested an additional amount of Rs.10,000 and Rajeev joined him with an amount of Rs.35,000. In 2001, Sekar invested another additional amount of Rs.10,000 and Jatin joined them with an amount of Rs.35,000. What will be Rajeev's share in the profit of Rs.1,20,000 earned at the end of 3 years from the start of the business in 1999? Answer Choice: (A) Rs.40,000 (B) Rs.50,000 (C) Rs.70,000 (D) Rs.75,000 (E) none
Answer: A
The sale price of an article including the sales tax is Rs. 616. The rate of sales tax is 10%. If the shopkeeper has made a profit of 14%, then the cost price of the article is: Answer Choice: (A) 500 (B) 540 (C) 555 (D) 664 (E) 5598
Answer: B
If x+y=2 and x2y3 + y2x3=32, what is the value of xy? Answer Choice: (A) 1 (B) 2 (C) 3 (D) 4 (E) 5
Answer: D
A work can be finished in 17 days by twenty eight women. The same work can be finished in seven days by seventeen men. The ratio between the capacity of a man and a woman is Answer Choice: (A) 4:3 (B) 1:4 (C) 2:3 (D) 3:2 (E) 4:5
Answer: B
A and B can finish a work in 10 days while B and C can do it in 18 days. A started the work, worked for 5 days, then B worked for 10 days and the remaining work was finished by C in 15 days. In how many days could C alone have finished the whole work ? Answer Choice: (A) 30 days (B) 15 days (C) 45 days (D) 24 days (E) None of these
Answer: C
Find compound interest on Rs. 5000 at 12% per annum for 1 year, compounded half-yearly. Answer Choice: (A) Rs. 600 (B) Rs. 618 (C) Rs. 525 (D) Rs. 620 (E) None
Answer: B
What is 10-8+6-4+...+(-16)? Answer Choice: (A)  8 (B)  10 (C)  12 (D)  14 (E)  16
Answer: D
Martha has the unique talent of being able to guess other people’s height and weight. For every six people that Martha meets, she consistently guesses the people’s correct height five times, and for every eight people that she meets, she consistently guesses the people’s correct weight six times. If Martha meets three people and her success rate remains constant, what is the probability that Martha correctly guesses a person’s weight and height at least once? Answer Choice: (A) 8/27 (B) 2/5 (C) 485/512 (D) 98/125 (E) 625/952
Answer: C
A train 240 m in length crosses a telegraph post in 16 seconds. The speed of the train is? Answer Choice: (A) 50 kmph (B) 62 kmph (C) 54 kmph (D) 74 kmph (E) 55 kmph
Answer: B
Two trains, one from Howrah to Patna and the other from Patna to Howrah, start simultaneously. After they meet, the trains reach their destinations after 9 hours and 16 hours respectively. The ratio of their speeds is? Answer Choice: (A) 4:5 (B) 4:3 (C) 4:4 (D) 4:8 (E) 4:1
Answer: B
Each digit in the two-digit number G is halved to form a new two-digit number H. Which of the following numbers could be the sum of G and H? Answer Choice: (A) 153 (B) 150 (C) 137 (D) 135 (E) 89
Answer: D
The third proportional to 1 and 2 is? Answer Choice: (A) 8 (B) 7 (C) 4 (D) 5 (E) 3
Answer: C
(A% of 6B + B% of A) is equal to ? Answer Choice: (A) A% of B (B) B% of A (C) 7% of AB (D) AB% of 3 (E) None
Answer: C
If k is the sum of the digits of integer m, and m=10n, where n is an integer, which of the following must be true? Answer Choice: (A) k is not divisible by 9 (B) The sum of the digits of k is divisible by 3 (C) m is a multiple of 10k (D) k is a multiple of 9 (E) k is a multiple of 6
Answer: C
A can do a job in 18 days and B can do it in 30 days. A and B working together will finish twice the amount of work in days? Answer Choice: (A) 29 ½ days (B) 22 ½ days (C) 92 ½ days (D) 28 ½ days (E) 92 ½ days
Answer: B
The average of 1st 3 of 4 numbers is 16 and of the last 3 are 15. If the sum of the first and the last number is 13. What is the last numbers? Answer Choice: (A) 6 (B) 7 (C) 5 (D) 4 (E) 3
Answer: C
The R students in a class agree to contribute equally to buy their teacher a birthday present that costs y dollars. If w of the students later fail to contribute their share, which of the following represents the additional number of dollars that each of the remaining students must contribute in order to pay for the present? Answer Choice: (A)  y/R (B)  y/(R-x) (C)  xy/(R-x) (D)  wy/(R(R-w)) (E)  y/(R(R-x))
Answer: D
If x, y, and z are positive integers such that x^2 + y^2 + z^2 = 64,470, which of the following could be the values of x, y, and z?
I. x = 115, y = 146, z = 173
II. x = 114, y = 142, z = 171
III. x = -115, y = 146, z = 173 Answer Choice: (A) I only (B) II only (C) III only (D) I​ and II (E) I and III
Answer: E
A and B together can do a piece of work in 30days. A having worked for 16days, B finishes the remaining work alone in 44days. In how many days shall B finish the whole work? Answer Choice: (A) 60 (B) 12 (C) 24 (D) 30 (E) 45
Answer: A
In an examination, 5% of the applicants were found ineligible and 85% of the eligible candidates belonged to the general category. If 4275 eligible candidates belonged to other categories, then how many candidates applied for the examination? Answer Choice: (A) 28000 (B) 30000 (C) 32000 (D) 33000 (E) None of these
Answer: B
P and Q are both positive integers. When P is divided by Q, the remainder is some positive integer D, and when P is divided by (Q + 5), the remainder is also D. If P/Q = 1020.75 and P/(Q + 5) = 816.6, then which of the following gives the correct set of {D, Q}? Answer Choice: (A) {6, 12} (B) {6, 15} (C) {15,20} (D) {9, 15} (E) {15, 24}
Answer: C
When a is divided by b, the quotient is c with remainder 6. What is a in terms of 6, b, and c? Answer Choice: (A) bc+6 (B) bc/6 (C) bc-6 (D) b/c (E) b-c
Answer: A
How many prime numbers exist between 1 and 20? Answer Choice: (A) 7 (B) 6 (C) 5 (D) 8 (E) 9
Answer: E
All of the positive integers are written in a triangular pattern, beginning with the following
four lines and continuing in the same way:
1
2 3 4
5 6 7 8 9
10 11 12 13 14 15 16
Which number appears directly below 2012? Answer Choice: (A) 2100 (B) 2102 (C) 2104 (D) 2106 (E) 2108
Answer: B
The product of all the prime numbers less than 20 is closest to which of the following powers of 10 ? Answer Choice: (A) 10^9 (B) 10^8 (C) 10^7 (D) 10^6 (E) 10^5
Answer: C
There are 6 identical pens and 9 identical books. In how many different ways can a person select at least one object from this set? Answer Choice: (A) 15 (B) 30 (C) 69 (D) 78 (E) 90
Answer: C
For all even integers n, h(n) is defined to be the sum of the even integers between 2 and n, inclusive. What is the value of h(20)/h(10) ? Answer Choice: (A)  1.8 (B)  60 (C)  6 (D)  18 (E)  3
Answer: E
Two pipes can fill the cistern in 10hr and 12 hr respectively, while the third empty it in 15hr. If all pipes are opened simultaneously, then the cistern will be filled in Answer Choice: (A) 7.5 hr (B) 8 hr (C) 8.57 hr (D) 10 hr (E) None of these
Answer: C
The population of a town increased from 1,34,800 to 2,42,500 in a decade. The average percent increase of population per year is: Answer Choice: (A) 4.37% (B) 7.9% (C) 6.8% (D) 8.75% (E) None
Answer: B
In a company of 160 employees, 90 are females. A total of 80 employees have advanced degrees and the rest have a college degree only. If 40 employees are males with college degree only, how many employees are females with advanced degrees? Answer Choice: (A) 40 (B) 45 (C) 50 (D) 55 (E) 60
Answer: C
A, B and C started a business with capitals of Rs. 8000, Rs. 10000 and Rs. 12000 respectively. At the end of the year, the profit share of B is Rs. 1400. The difference between the profit shares of A and C is? Answer Choice: (A) 288 (B) 560 (C) 155 (D) 600 (E) 441
Answer: B
Two trains, one from Howrah to Patna and the other from Patna to Howrah, start simultaneously. After they meet, the trains reach their destinations after 49 hours and 25 hours respectively. The ratio of their speeds is? Answer Choice: (A) 4:9 (B) 5:7 (C) 4:5 (D) 4:1 (E) 4:2
Answer: B
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 42 years now, the son's age 5 years back was: Answer Choice: (A) 12 years. (B) 14 years. (C) 16 years. (D) 17 years. (E) 19 years.
Answer: C
Simplify 3/4 of 6 0 – 8/5 of 60 + ? = 12 Answer Choice: (A) 48 (B) 24 (C) 56 (D) 63 (E) 14
Answer: D
Find out the C.I on Rs.5000 at 4% p.a. compound half-yearly for 1 1/2 years. Answer Choice: (A) 306.09 (B) 306.05 (C) 306.04 (D) 306.02 (E) 306.01
Answer: C
A person spends 1/5th of his income on the education of his children, and 20% of the remaining on food. If he is left with Rs.576 find his income? Answer Choice: (A) 800 (B) 900 (C) 700 (D) 750 (E) 650
Answer: B
If two positive numbers are in the ratio 1/12 : 1/9, then by what percent is the second number more than the first? Answer Choice: (A) 70% (B) 90% (C) 33.33% (D) 50% (E) 65%
Answer: C
S = { 1,2,3,5,6,9}
T = { 4,5,6,7,1,3}
what is the probability that x chosen from S and y chosen from T will result x*y = even Answer Choice: (A) 5/9 (B) 3/2 (C) 1/2 (D) 5/6 (E) 6/5
Answer: A
Out of 15 consecutive numbers, 2 are chosen at random. The probability that they are both odds or both primes is? Answer Choice: (A) 1/6 (B) 1/7 (C) 1/4 (D) 1/1 (E) 1/9
Answer: B
Reena took a loan of Rs. 1200 with simple interest for as many years as the rate of interest. If she paid Rs. 300 as interest at the end of the loan period, what was the rate of interest? Answer Choice: (A) 3.6 (B) 5 (C) 18 (D) Cannot be determined (E) None of these
Answer: B
One pipe can fill a pool four times faster than a second pipe. When both pipes are opened, they fill the pool in eight hours. How long would it take to fill the pool if only the faster pipe is used? Answer Choice: (A) 5 hr (B) 8 hr (C) 10 hr (D) 16 hr (E) 20 hr
Answer: C
How many odd numbers are possible between 1 to 1000000000? find out the number of odd number of digits? Answer Choice: (A) 2999 (B) 3500 (C) 4000 (D) 4599 (E) 499999999
Answer: E
Which of the following is the Highest Common Factor of 20, 40 and 60? Answer Choice: (A) 8 (B) 10 (C) 6 (D) 20 (E) 12
Answer: D
Ratio between Rahul and Deepak is 4:2, After 10 Years Rahul age will be 26 years. What is Deepak present age Answer Choice: (A) 14 (B) 15 (C) 12 (D) 22 (E) 8
Answer: E
The number of female students in a college in the previous year was 520. If in the current year the number of male students in the college doubled over that of the previous year but the proportion of male students halved, then what is the number of female students in the college in the current year? Answer Choice: (A) 1600 (B) 1720 (C) 1840 (D) 1960 (E) 2080
Answer: E
A standard Veggiematik machine can chop 36 carrots in 4 minutes. How many carrots can 6 standard Veggiematik machines chop in 4 minutes? Answer Choice: (A) 36 (B) 54 (C) 216 (D) 216 (E) 324
Answer: C
Consider a Number 3.1n4
n represent the hundredths digit in the number shown above. If the number is rounded to the nearest hundredth, which of the following could be the tenths digit in the rounded number? Answer Choice: (A) 3 (B) 2 (C) 1 (D) 4 (E) 5
Answer: C
Jack has two dice, one has six equally probable sides, labeled 1, 2, 3, 4, 5, 6, and the other has seven equally probable sides, labeled 1, 2, 3, 4, 5, 6, 7. If Jack rolls both dice what is the probability that both of the number's sum will be 13? Answer Choice: (A) 3/14 (B) 2/7 (C) 1/3 (D) 1/42 (E) 12/21
Answer: D
In a recent survey, Q people were asked whether they eat after 22:00 O'clock. 25 percent of the people answered positively and 40 percent of the rest were asked, at what time do they get up in the morning. Which of the following expressions represents the number of people who do not eat after 22:00 and were not asked about the time they get up in the morning? Answer Choice: (A) 3Q/20. (B) Q/10 (C) 5Q/9 (D) 3Q/10 (E) 9Q/20
Answer: E
The ratio, by weight, of coffee to sugar to water in a pot of coffee is 7:3:15. The ratio is then altered so that the ratio of coffee to sugar is halved while the ratio of coffee to water is doubled. If the altered pot of coffee contains 12 grams of sugar, how many grams of water does it contain after alteration? Answer Choice: (A) 12 (B) 13 (C) 14 (D) 15 (E) 16
Answer: D
The probability that a man will be alive for 10more yrs is 1/4 & the probability that his wife will alive for 10 more yrs is 1/3. The probability that none of them will be alive for 10 more yrs, is Answer Choice: (A) 1 (B) 1/2 (C) 2/3 (D) 3/5 (E) 4/7
Answer: B
If the area of a circle is 36pi square feet, find its circumference. Answer Choice: (A) 12 pi feet (B) 28 pi feet (C) 38 pi feet (D) 48 pi feet (E) 58 pi feet
Answer: A
There are 5 white balls and 4 black balls in a bag. Second bag contains 7 white balls and 9 black balls. one ball is transferred from first bag to second. a single ball is taken out from second bag. What is the probability that the ball is white. Answer Choice: (A) 2/9 (B) 3/9 (C) 4/9 (D) 5/9 (E) 6/9
Answer: C
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 Answer Choice: (A)  0.005 (B)  0.002 (C)  0.001 (D)  0.0005 (E)  0.0002
Answer: A
Two wheels are connected via a conveyor belt. The larger wheel has a 40cm diameter and the smaller wheel has a 32cm diameter. In order for the conveyor belt to work smoothly, each wheel must rotate the exact same number of centimetres per minute. If the larger wheel makes r revolution per minute, how many revolutions does the smaller wheel make per minute in terms of r? Answer Choice: (A) 1280π (B) 1.25r (C) 48r (D) 24r (E) (64π)/3
Answer: B
The area of a triangle will be when a = 1m, b = 2m, c = 3m, a, b, c being lengths of respective sides? Answer Choice: (A) 0 sq m (B) 7 sq m (C) 5 sq m (D) 4 sq m (E) 3 sq m
Answer: A
A train 110 m long is running with a speed of 60 km/hr. In what time will it pass a man who is running at 6 km/hr in the direction opposite to that in which the train is going? Answer Choice: (A) 8 (B) 6 (C) 5 (D) 54 (E) 1
Answer: B
A pupil's marks were wrongly entered as 83 instead of 63. Due to the average marks for the class got increased by half. The number of pupils in the class is? Answer Choice: (A) 18 (B) 82 (C) 40 (D) 27 (E) 29
Answer: C
If the sum and difference of two numbers are 20 and 10 respectively, then the difference of their square is: Answer Choice: (A) 12 (B) 28 (C) 160 (D) 200 (E) 18
Answer: D
The compound interest earned by Sunil on a certain amount at the end of two years at the rate of 5% p.a. was Rs.492. Find the total amount that Sunil got back at the end of two years in the form of principal plus interest earned. Answer Choice: (A) Rs.4935 (B) Rs.4925 (C) Rs.5390 (D) Rs.5290 (E) Rs.5292
Answer: E
If p<0, which of the following must be true? Answer Choice: (A) –100 < p < 100 (B) p ≤ –1 (C) p ≤ 1 (D) p^2 ≥ 1/4 (E) –100 < p < 0
Answer: C
A man can row with a speed of 12 kmph in still water. If the stream flows at 11 kmph, then the speed in downstream is? Answer Choice: (A) 22 (B) 28 (C) 20 (D) 82 (E) 23
Answer: E
What is the minimum number of square marbles required to tile a floor of length 2 metres 89 cm and width 3 metres 74 cm? Answer Choice: (A) 176 (B) 187 (C) 374 (D) 748 (E) 546
Answer: C
If x and y are different integers and x^2 = xy, which of the following must be true ?
I. x = 1
II. y = 0
III. x = 0 Answer Choice: (A) I only (B) II only (C) III only (D) I and III only (E) I, II, and III
Answer: C
The sum of the numbers is 110. If the first number be twice the second and third number be one-third of the first, then the second number is: Answer Choice: (A) 30 (B) 54 (C) 72 (D) 84 (E) 27
Answer: A
If the sides of a triangle are 39 cm, 32 cm and 10 cm, what is its area? Answer Choice: (A) 120 (B) 772 (C) 288 (D) 160 (E) 2848
Answer: D
A reduction in the price of petrol by 10% enables a motorist to buy 5 gallons more for $250. Find the original price of petrol? Answer Choice: (A) $11 (B) $5 (C) $45 (D) $400 (E) $5.5
Answer: E
A train running at the speed of 60 km/hr crosses a pole in 21 sec. What is the length of the train? Answer Choice: (A) 350 (B) 150 (C) 277 (D) 258 (E) 191
Answer: A
Running at their respective constant rate, machine X takes 2 days longer to produce w widgets than machines Y. AT these rates, if the two machines together produce 5w/4 widgets in 3 days, how many days would it take machine X alone to produce 1w widgets. Answer Choice: (A) 4 (B) 6 (C) 8 (D) 10 (E) 12
Answer: B
Mark is playing poker at a casino. Mark starts playing with 120 chips, 20% of which are $100 chips and 80% of which are $20 chips. For his first bet, Mark places chips, 10% of which are $100 chips, in the center of the table. If 70% of Mark's remaining chips are $20 chips, how much money did Mark bet? Answer Choice: (A) $1,960 (B) $1,680 (C) $1,540 (D) $3,080 (E) $2,640
Answer: B
Walking at 75% of his usual speed a man takes 24 minutes more to cover a distance. What is his usual time to cover this distance? Answer Choice: (A) 30 (B) 36 (C) 42 (D) 48 (E) 72
Answer: E
Jason is 4 times older than Bob at present. 8 years ago Jason was 12 times older. How old are Bob? Answer Choice: (A) 11 (B) 22 (C) 33 (D) 44 (E) 55
Answer: D
Out of a total of 1,000 employees at a certain corporation, 52 percent are female and 40 percent of these females work in research. If 50 percent of the total number of employees work in research, how many male employees do NOT work in research? Answer Choice: (A)  520 (B)  480 (C)  392 (D)  208 (E)  188
Answer: E
For what value of 'm' will the quadratic equation x2 - mx + 4 = 0 have real and equal roots? Answer Choice: (A) 16 (B) 8 (C) 2 (D) -4 (E) Choice (B) and (C)
Answer: D