loafeihong/math_mmlu_format huggingface dataset:
x, y, and z are all unique numbers. If x is chosen randomly from the set {6, 7, 8, 9, 10, 11} and y and z are chosen randomly from the set {20, 21, 22, 23}, what is the probability that x and y are prime and z is not? Answer Choice: (A) 1/5 (B) 3/20 (C) 2/15 (D) 1/12 (E) 1/10
Answer: D
x, y, a, and b are positive integers. When x is divided by y, the remainder is 6. When a is divided by b, the remainder is 15. Which of the following is NOT a possible value for y + b? Answer Choice: (A) 24 (B) 21 (C) 20 (D) 17 (E) 15
Answer: B
Which of the following integers does NOT have a divisor bigger than 1 that is the square of an integer? Answer Choice: (A) 95 (B) 125 (C) 54 (D) 16 (E) 48
Answer: A
The value of x + x(xx) when x = 3 is: Answer Choice: (A) A)36 (B) B)16 (C) C)30 (D) D)64 (E) E)10
Answer: C
Three candidates contested an election and received 3554 votes, 7926 votes, and 16520 votes respectively. What percentage of the total votes did the winning candidate receive? Answer Choice: (A) 55% (B) 56% (C) 57% (D) 58% (E) 59%
Answer: E
A 45° -45° - 90° right triangle has hypotenuse of length h. What is the area of the triangle E in terms of h? Answer Choice: (A) h/ √2 (B) h/2 (C) h/4 (D) (h)^2 (E) (h)^2/4
Answer: E
A toy store’s gross profit on a computer game was 10 percent of the cost of the game. If the store increased the selling price of the game from $44 to $46 and the cost of the game remained the same, then the store’s gross profit on the game after the price increase was what percent of the cost of the game? Answer Choice: (A) 10.5% (B) 11% (C) 12.5% (D) 13% (E) 15%
Answer: E
The average (arithmetic mean) of four distinct positive integers is 6. If the average of the smaller two of these four integers is 6, which of the following represents the maximum possible value of the largest integer? Answer Choice: (A) 12 (B) 6 (C) 3 (D) 2 (E) 4
Answer: A
A train running at the speed of 30 km/hr crosses a pole in 24 seconds. What is the length of the train? Answer Choice: (A) 200 m (B) 250 m (C) 300 m (D) 350 m (E) 400 m
Answer: A
Rs.1500 is divided into two parts such that if one part is invested at 6% and the other at 5% the whole annual interest from both the sum is Rs.85. How much was lent at 5% ? Answer Choice: (A) 500 (B) 600 (C) 450 (D) 550 (E) None of these
Answer: A
P is 60% more efficient than Q. P can complete a work in 26 days. If P and Q work together, how many days will it take to complete the same work? Answer Choice: (A) 12 (B) 14 (C) 16 (D) 18 (E) 20
Answer: C
A man & his wife appear in an interview for 2 vacancies in the same post.The probability of husband's selection is (1/7) & probability of wife's selection is (1/5). what is the probability that only one of them is selected? Answer Choice: (A) 4/5 (B) 2/7 (C) 8/15 (D) 4/7 (E) 2/5
Answer: B
Virginia, Adrienne, and Dennis have taught history for a combined total of 75 years. If Virginia has taught for 9 more years than Adrienne and for 9 fewer years than Dennis, for how many years has Dennis taught? Answer Choice: (A)  23 (B)  34 (C)  35 (D)  41 (E)  44
Answer: B
What will be the difference between simple and compound interest @20% per annum on a sum of $500 after 2 years? Answer Choice: (A) $10 (B) $20 (C) $25 (D) $30 (E) $40
Answer: B
One vessel contains a mixture of 5 parts pure wine and 3 parts soda, whereas the other vessel contains a mixture of 9 parts pure wine and 7 parts soda. Compare the strength of the wine. Answer Choice: (A) 35;36 (B) 7 : 8 (C) 7 : 4 (D) 10 : 9 (E) None of these
Answer: D
five mobsters have arrived at the theater for the premiere of the film “Goodbuddies.” One of the mobsters, Frankie, is an informer, and he's afraid that another member of his crew, Joey, is on to him. Frankie, wanting to keep Joey in his sights, insists upon standing behind Joey in line at the concession stand, though not necessarily right behind him. How many ways can the six arrange themselves in line such that Frankie’s requirement is satisfied? Answer Choice: (A) 6 (B) 24 (C) 120 (D) 60 (E) 720
Answer: D
Sales price is $60, gross profit is 140% of cost, what is the value of gross profit? Answer Choice: (A) 32 (B) 33 (C) 39 (D) 35 (E) 42
Answer: D
Two brothers Ram and Ravi appeared for an exam. The probability of selection of Ram is 6/7 and that of Ravi is 1/5. Find the probability that both of them are selected. Answer Choice: (A) 2/35 (B) 2/3 (C) 6/35 (D) 5/7 (E) 7/5
Answer: C
If a/b= 1.25, then b is what percent of a? Answer Choice: (A) 0.008 (B) 0.08 (C) 0.8 (D) 8 (E) 80
Answer: E
Find the length of the longest pole that can be placed in a room 12 m long, 8 m broad and 9 m high. Answer Choice: (A) 10 m (B) 12 m (C) 17 m (D) 19 m (E) None
Answer: C
If the diagonal of a rectangle is 17 cm long and its perimeter is 46 cm, find the area of the rectangle. Answer Choice: (A) 127 cm^2 (B) 125 cm^2 (C) 120 cm^2 (D) 102 cm^2 (E) None of them
Answer: C
Two pipes A and B can fill a tank in 30 and 40 minutes respectively. If both the pipes are used together, then how long it will take to fill the tank ? Answer Choice: (A) 16 1/7 (B) 17 1/7 mins. (C) 15 1/7 (D) 14 1/7 (E) 18 1/7
Answer: B
John makes $60 a week from his job. He earns a raise and now makes $80 a week. What is the % increase? Answer Choice: (A) 16% (B) 16.66% (C) 18% (D) 21% (E) 33.33%
Answer: E
ABCD is a square where AB =âˆš4004. Let X be a point on AB and Y be a point on CD such that AX = CY . Compute the area of trapezoid AXYD. Answer Choice: (A) 3008 (B) 2002 (C) 1008 (D) 2016 (E) 3000
Answer: B
A horse is tethered to one corner of a rectangular grassy field 46 m by 20 m with a rope 17 m long. Over how much area of the field can it graze? Answer Choice: (A) 154 cm2 (B) 308 m2 (C) 227 m2 (D) 407 m2 (E) None of these
Answer: C
.It was calculated that 75 men could complete a piece of work in 20 days. When work was scheduled to commence, it was found necessary to send 25 men to another project. How much longer will it take to complete the work? Answer Choice: (A) 20 days. (B) 23 days. (C) 30 days. (D) 92 days. (E) 97 days.
Answer: C
The total price of a kilogram each of Shimla apples and Red Delicious apples is 250 rupees more than the total price of a kilogram each of Red Delicious apples and Fuji apples. Fuji apples is how much cheaper than Shimla apples? Answer Choice: (A) 250 (B) 125 (C) 500 (D) 100 (E) 80
Answer: A
On a class test there are 5 questions. One question has been taken from each of four chapters. The first two chapters have 3 questions each, the last two chapters have 6 questions each. The fourth question can be picked from any of the four chapters. How many different question papers could have been prepared?
A.
B.
C.
D.
E. Answer Choice: (A) 540 (B) 1260 (C) 2268 (D) 4000 (E) 4860
Answer: C
In a group of ducks and cows, the total number of legs are 32 more than twice the no. of heads. Find the total no.of buffaloes. Answer Choice: (A) 11 (B) 12 (C) 14 (D) 16 (E) 18
Answer: D
If 16 percent of the students at a certain school went to a camping trip and took more than $100, and 75 percent of the students who went to the camping trip did not take more than $100, what percentage of the students at the school went to the camping trip? Answer Choice: (A) 95 (B) 90 (C) 85 (D) 80 (E) 64
Answer: E
In a box of 11 pencils, a total of 2 are defective. If a customer buys 3 pencils selected at random from the box, what is the probability that neither pencils will be defective? Answer Choice: (A) 1/25 (B) 28/55 (C) 2/35 (D) 2/55 (E) 1/75
Answer: B
A, B, C subscribe Rs. 50,000 for a business, A Subscribes Rs. 4000 more than B and B Rs. 5000 more than C. Out of a total profit of Rs. 70,000, A receives : Answer Choice: (A) 14700 (B) 24703 (C) 29400 (D) 33777 (E) 34778
Answer: C
Among 600 students, 56% study sociology, 44% study mathematics and 40% study biology. If 30% of students study both mathematics and sociology, what is the largest possible number of students who study biology but do not study either mathematics or sociology? Answer Choice: (A) 30 (B) 90 (C) 120 (D) 172 (E) 180
Answer: E
Rahul went to a shop and bought things worth Rs. 29, out of which 30 Paise went on sales tax on taxable purchases. If the tax rate was 6%, then what was the cost of the tax free items? Answer Choice: (A) Rs 15 (B) Rs 12.10 (C) Rs 23.70 (D) Rs 26.80 (E) None of these
Answer: C
A certain family has 3 sons: Richard is 6 years older than David, and David is 8 years older than Scott. If in 8 years, Richard will be twice as old as Scott, then how old was David 5 years ago? Answer Choice: (A)  9 (B)  10 (C)  12 (D)  14 (E)  16
Answer: A
A rectangular field has area equal to 150 sq m and perimeter 50 m. Its length and breadth must be? Answer Choice: (A) 15 m,17 m (B) 85 m,10 m (C) 15 m,80 m (D) 15 m,10 m (E) 15 m,14 m
Answer: D
A can do a piece of work in 12 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) 15 1/3 (B) 16 1/3 (C) 17 1/3 (D) 18 1/3 (E) 25 1/3
Answer: A
If q and r are both odd numbers, which of the following must also be odd? Answer Choice: (A) q – r (B) (q + r)^2 (C) q(q + r) (D) (qr)^2 (E) q/r
Answer: D
Find out the wrong term in the series 2, 3, 4, 4, 6, 8, 9, 12, 16 Answer Choice: (A) 9 (B) 8 (C) 7 (D) 6 (E) 2
Answer: A
A box contains 3 blue marbles, 4 red, 6 green marbles and 2 yellow marbles. If three marbles are picked at random, what is the probability that they are all blue? Answer Choice: (A) 1/455 (B) 1/429 (C) 1/408 (D) 1/421 (E) 1/420
Answer: A
If a function f is defined by f(x)= -1/x for all non zero numbers x. If f(a) = -1/2 and f(ab) = 1/4 then b= ? Answer Choice: (A) -1/2 (B) 1/2 (C) 2 (D) -2 (E) 8
Answer: D
Find the ones digit of 73^340 Answer Choice: (A) 3 (B) 5 (C) 6 (D) 7 (E) 9
Answer: A
If the area of circle O is 16π, what is the length of an arc on the circle formed by a central angle measuring 35 degrees? Answer Choice: (A) π (B) 3π/2 (C) 2π (D) 5π/2 (E) 7π/9
Answer: E
The perimeter of a triangle is 35 cm and the inradius of the triangle is 4.5 cm. What is the area of the triangle? Answer Choice: (A) 22 (B) 75 (C) 78 (D) 54 (E) 23
Answer: C
In a camp, there is a meal for 160 men or 220 children. If 160 children have taken the meal, how many men will be catered to with remaining meal? Answer Choice: (A) 20 (B) 43 (C) 50 (D) 10 (E) 40
Answer: B
A batsman played seven games and scored an average of 80 runs per game. If, in his first five games, he scored 75, 69, 81, 90, and 73 runs, what was the average (arithmetic mean) number of runs scored over the last two games? Answer Choice: (A) 65 (B) 81 (C) 82 (D) 86 (E) Cannot be determined from the information given.
Answer: D
A math teacher has 32 cards, each of which is in the shape of a geometric figure. Half of the cards are rectangles, and a third of the cards are rhombuses. If 8 cards are squares, what is the maximum possible number of cards that re circles. Answer Choice: (A) 9 (B) 10 (C) 11 (D) 12 (E) 15
Answer: E
Lori deposits $10,000 in a savings account at 10% annual interest, compounded annually.
After 3 years, what is the balance on the account? Answer Choice: (A) 13310 (B) 13410 (C) 13510 (D) 13610 (E) 13710
Answer: A
A 600 meter long train crosses a signal post in 15 seconds. How long will it take to cross a 3 kilometer long bridge, at the same speed? Answer Choice: (A) 4 min (B) 2 min (C) 8 min (D) 9 min (E) 1.5 min
Answer: E
If cost of 15 eggs be 90 rupees, then find out the cost of 5 dozen eggs. Answer Choice: (A) 300 (B) 400 (C) 500 (D) 600 (E) 360
Answer: E
Attorneys are questioning 11 potential jurors about their ability to serve on a jury and decide a case fairly. Seven individuals will be selected to serve on the jury. If each potential juror has an equal chance of being selected, what is the probability that Tamara and Inga are chosen for the jury? Answer Choice: (A) 2/11 (B) 2/7 (C) 21/55 (D) 4/11 (E) 34/55
Answer: C
List R contains five numbers that have an average value of 60. If the median of the numbers in the list is equal to the mean and the largest number is equal to 20 more than two times the smallest number, what is the smallest possible value in the list? Answer Choice: (A) 25 (B) 28 (C) 31 (D) 34 (E) 37
Answer: B
Machine A can make 350 widgets in 1 hour, and machine B can make 250 widgets in 1 hour. If both machines work together, how much time will it take them to make a total of 1200 widgets? Answer Choice: (A) 2 hour and 20 minutes (B) 2 hour and 24 minutes (C) 2 hour and 30 minutes (D) 2 hour and 36 minutes (E) 2 hour and 00 minutes
Answer: E
The sum of the first 50 positive even integers is 2550. What is the sum of the even integers from 202 to 300 inclusive? Answer Choice: (A) 5,150 (B) 7,550 (C) 10,150 (D) 12,550 (E) 20,150
Answer: D
A tank contains 10,000 gallons of a solution that is 7 percent sodium chloride by volume. If 2,500 gallons of water evaporate from the tank, the remaining solution will be approximately what percent sodium chloride? Answer Choice: (A)  1.25% (B)  3.75% (C)  9.33% (D)  10.67% (E)  11.7%
Answer: C
Barbata invests $2200 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 6% of her entire investment? Answer Choice: (A) 1100 (B) 3000 (C) 1000 (D) 3600 (E) 2400
Answer: A
The average age of the mother and her 6 children is 12 years which is reduced by 5 years if the age of the mother is excluded. How old is the mother? Answer Choice: (A) 42 years (B) 40 years (C) 48 years (D) 50 years (E) None of these
Answer: A
In a certain company, a third of the workers do not have a retirement plan. 40% of the workers who do not have a retirement plan are women, and 40% of the workers who do have a retirement plan are men. If 120 of the workers of that company are men, how many of the workers are women? Answer Choice: (A) 80 (B) 95 (C) 105 (D) 120 (E) 137
Answer: E
When 1/10 percent of 3,000 is subtracted from 1/10 of 3,000, the difference is Answer Choice: (A) 2970 (B) 297 (C) 2997 (D) 300 (E) 30
Answer: B
A student is ranked 13th from right and 8th from left.how many are there? Answer Choice: (A) 18 (B) 19 (C) 20 (D) 21 (E) 22
Answer: C
John must arrange 3 different physics books and 5 different mathematics books on one shelf. If the first book on the leftmost side is a mathematics book and no physics book is next to another physics book. How many different arrangements exist? Answer Choice: (A) 6 (B) 9 (C) 36 (D) 120 (E) 720
Answer: E
How many five-digit numbers are there, if the two leftmost digits are even, the other digits are odd and the digit 4 cannot appear more than once in the number? Answer Choice: (A) 1375 (B) 8451 (C) 1546 (D) 2375 (E) 3215
Answer: D
A man buys Rs. 20 shares paying 9% dividend. The man wants to have an interest of 12% on his money. The market value of each share is: Answer Choice: (A) 15 (B) 10 (C) 20 (D) 25 (E) 30
Answer: A
Find number which is 60% less than 80. Answer Choice: (A) 18 (B) 32 (C) 28 (D) 26 (E) 98
Answer: B
The average weight of 6 persons increases by 1.5 kg. If a person weighing 65 kg is replaced by a new person, what could be the weight of the new person? Answer Choice: (A) 74 kg (B) 77 kg (C) 76.5 kg (D) Data inadequate (E) None of these
Answer: A
The area of a rectangular plot is 360 square metres. If the length is 25% less than the breadth, what is the breadth of the plot? Answer Choice: (A) 32 m (B) 12 m (C) 20 m (D) 22 m (E) 25 m
Answer: D
Missing number in the series
4 9 20 43 90 185 ? Answer Choice: (A) 376 (B) 185 (C) 190 (D) 195 (E) 180
Answer: A
Several people are sitting around a round table playing a card game with a deck of 67 cards. Each person is dealt one card per deal, and the cards are dealt in a clockwise fashion. If Martin is dealt both the first card of the deck and the last card of the deck, which of the following could be the total number of people sitting at the table? Answer Choice: (A) 4 (B) 5 (C) 7 (D) 11 (E) 13
Answer: D
Matt and Peter can do together a piece of work in 20 days. After they have worked together for 12 days Matt stops and Peter completes the remaining work in 8 days. In how many days Peter complete the work separately. Answer Choice: (A) 21 (B) 24 (C) 20 (D) 25 (E) 30
Answer: C
In how many ways can the letters in MATHEMATICS be arranged? Answer Choice: (A) 4989060 (B) 4999980 (C) 4989600 (D) 4989800 (E) 4998800
Answer: C
Which of the following is a prime number ? Answer Choice: (A) 33 (B) 81 (C) 93 (D) 97 (E) None of these
Answer: D
A cyclist covers a distance of 750 m in 2 min 30 sec. What is the speed in km/hr of the cyclist? Answer Choice: (A) 9km/hr (B) 7km/hr (C) 12km/hr (D) 15km/hr (E) 18km/hr
Answer: E
A rectangular-shaped carpet that measures x feet by y feet is priced at $22. What is the cost of the carpet, in dollars per square yard? (1 square yard = 8 square feet) Answer Choice: (A) xy/297 (B) 11xy/3 (C) 176/(xy) (D) 297/(xy) (E) 297xy
Answer: C
Given that 2x + 9 > 5 and 5x - 13 < 7, all values of x must be between which of the following pairs of integers? Answer Choice: (A) -4 and -1 (B) -1 and 4 (C) -4 and 1 (D) -2 and 4 (E) 2 and 5
Answer: D
At 12.00 hours, J starts to walk from his house at 6 kmph. At 13.30, P follows him from J's house on his bicycle at 8 kmph. When will J be 3 km behind P? Answer Choice: (A) 19.39 (B) 19.3 (C) 19.32 (D) 19.33 (E) 19.36
Answer: B
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) 80 km/hr (B) 81 km/hr (C) 85 km/hr (D) 84 km/hr (E) 83 km/hr
Answer: B
Jackson has $313,194 dollars in his investment accounts. What is the least amount of money (in whole number of dollars) that he must remove from his account if he wants to split this money evenly among nine new investors? Answer Choice: (A) $1 (B) $2 (C) $3 (D) $4 (E) $5
Answer: C
A sum of money at simple interest amounts to Rs. 815 in 3 years and to Rs. 854 in 4 years. The sum is: Answer Choice: (A) Rs. 650 (B) Rs. 690 (C) Rs. 698 (D) Rs. 700 (E) Rs. 718
Answer: C
A and B can finish a work in 12 days while A alone can do the same work in 24 days. In how many days B alone will complete the work? Answer Choice: (A) 76 days (B) 48 days (C) 98 days (D) 31 days (E) 24 days
Answer: E
A garrison of 2000 men has provisions for 54 days. At the end of 15 days, a reinforcement arrives, and it is now found that the provisions will last only for 20 days more. What is the reinforcement? Answer Choice: (A) 1778 (B) 1682 (C) 9178 (D) 1900 (E) 1782
Answer: D
An amount of Rs. 100000 is invested in two types of shares. The first yields an interest of 9% p.a and the second, 11% p.a. If the total interest at the end of one year is 9 1/4 %, then the amount invested at 11% was? Answer Choice: (A) 12500 (B) 37500 (C) 29977 (D) 26777 (E) 19871
Answer: A
A WORKS TWICE AS FAST AS B. IF B CAN COMPLETE A WORK IN 8 DAYS INDEPENDENTLY, THE NUMBER OF DAYS IN WHICH A AND B CAN TOGETHER FINISH THE WORK IS: Answer Choice: (A) 8/3 DAYS (B) 3/8 DAYS (C) 1/4 DAYS (D) 4/1 DAYS (E) NONE OF THESE
Answer: A
Natasha carries a paintbrush of length 1 and walks around the perimeter of a regular 2016-gon
with side length 1, painting all of the area outside the polygon that she can reach. What is the
area that Natasha paints? Answer Choice: (A) 2014+π (B) 2015+π (C) 2016+π (D) 2013+π (E) 2012+π
Answer: C
When a 160 meters long rod is cut down into small pieces of length 3.2 meters each. Then how many pieces are available ? Answer Choice: (A) 52 (B) 50 (C) 62 (D) 67 (E) 69
Answer: B
A man swims downstream 30 km and upstream 18 km taking 3 hours each time, what is the speed of the man in still water? Answer Choice: (A) 5 (B) 8 (C) 9 (D) 1 (E) 3
Answer: B
In a room there are 7 people. Each person shook hands with every other person. How many hand shakes were there? Answer Choice: (A) 19 (B) 20 (C) 21 (D) 22 (E) 23
Answer: C
Jaclyn buys $30 000 worth of debentures in a company. She earns 9.5% p.a. simple interest, paid to her quarterly (that is, every 3 months). If the agreed period of the debenture was 18 months: calculate the amount of interest Jaclyn will earn for each quarter Answer Choice: (A) 712.5 (B) 1234 (C) 1289 (D) 1345 (E) None of these
Answer: A
Four staff members at a certain company worked on a project. The amounts of time that the four staff members worked on the project were in the ratio 2 to 3 to 5 to 6. If one of the four staff members worked on the project for 180 hours, which of the following CANNOT be the total number of hours that the four staff members worked on the project? Answer Choice: (A) 1440 (B) 960 (C) 576 (D) 192 (E) 480
Answer: D
If the 1st of the month occurs on a Monday, on which day of the week does the 19th occur? Answer Choice: (A) Friday (B) Saturday (C) Sunday (D) Monday (E) Tuesday
Answer: A
A alone would take 8 days more to complete the job than if both A and B would together. If B worked alone, he took 4 1⁄2 days more to complete the job than A and B worked together. What time would they take if both A and B worked together? Answer Choice: (A) 7 days (B) 5 days (C) 4 days (D) 6 days (E) None of these
Answer: D
In a T.V. factory, an average of 66 TVs are produced per day for the fist 25days of the months. A few workers fellill for the next five daysreducing the daily avg for the month to58 sets/day . The average production per day for day last 5days is ? Answer Choice: (A) 18 (B) 39 (C) 48 (D) 50 (E) 52
Answer: A
Suppose f(x) is an odd function for which f(x + 2) = f(x) for all x, and
f(x) = x2 for x 2 (0, 1). Compute f(-3/2) + f(1). Answer Choice: (A) -1 (B) -1/2 (C) -1/4 (D) 1/4 (E) 1/2
Answer: D
If W is a negative integer and K is a positive integer, which of the following could be the standard deviation of a set {-7, -5, -3, W, 0, 1, 3, K, 7}?
I. -1.5
II. -2
III. 0 Answer Choice: (A)  I only (B)  II only (C)  III only (D)  I and III only (E)  None
Answer: E
If you roll one fair six-sided die, what is the probability that the number is even or greater than 2? Answer Choice: (A) 1/2 (B) 2/3 (C) 4/5 (D) 5/6 (E) 7/12
Answer: D
The speed of a railway engine is 96 Km per hour when no compartment is attached, and the reduction in speed is directly proportional to the square root of the number of compartments attached. If the speed of the train carried by this engine is 24 Km per hour when 9 compartments are attached, the maximum number of compartments that can be carried by the engine is: Answer Choice: (A) 19 (B) 18 (C) 16 (D) 17 (E) 14
Answer: C
Tough and Tricky questions: Work/Rate Problems.
If it takes 80 workers 3 hours to disassemble the exhibition rides at a small amusement park, how many hours would it take 30 workers to do this same job? Answer Choice: (A) 40/3 (B) 11 (C) 7 (D) 8 (E) 9/7
Answer: D
There are r members in a certain department, including Michael. Two representatives are to be selected to attend a company conference. If there are 55 possible combinations in which Michael is not selected, what is the value of r? Answer Choice: (A) 11 (B) 12 (C) 15 (D) 18 (E) 22
Answer: B
8 persons can build a wall 140m long in 42 days. In how many days can 30 persons complete a similar wall 100 m long? Answer Choice: (A) 12 (B) 10 (C) 8 (D) 6 (E) 4
Answer: C
A person walks at a speed of 4 km/hr and runs at a speed of 8 km/hr. How many hours will the person require to cover a distance of 16 km, if the person completes half of the distance by walking and the other half by running? Answer Choice: (A) 2 (B) 2.5 (C) 3 (D) 3.5 (E) 4
Answer: C
Salesperson A's compensation for any week is $360 plus 8 percent of the portion of A's total sales above $1,000 for that week. Salesperson B's compensation for any week is 8 percent of A's total sales for that week. For what amount of total weekly sales would both salepeople earn the same compensation? Answer Choice: (A) $21,000 (B) $18,000 (C) $15,000 (D) $ 7,750 (E) $4,000
Answer: D
A man can row upstream 10 kmph and downstream 20 kmph. Find the man rate in sƟll water and rate
of the stream. Answer Choice: (A) 0,5 (B) 5,5 (C) 15,5 (D) 10,5 (E) None of these
Answer: C