loafeihong/math_mmlu_format huggingface dataset:
A certain roller coaster has 4 cars, and a passenger is equally likely to ride in any 1 of the 4 cars each time that passenger rides the roller coaster. If a certain passenger is to ride the roller coaster 4 times, what is the probability that the passenger will ride in each of the 4 cars? Answer Choice: (A) 0 (B) 1/9 (C) 2/9 (D) 3/32 (E) 1
Answer: D
A cycle is bought for Rs.900 and sold for Rs.1440, find the gain percent? Answer Choice: (A) 27% (B) 20% (C) 80% (D) 30% (E) 60%
Answer: E
A shopkeeper buys mangoes at the rate of 4 a rupee and sells them at 3 a rupee. Find his net profit or loss percent? Answer Choice: (A) 33 1/6 (B) 33 1/0 (C) 33 1/3 (D) 33 1/5 (E) 33 1/2
Answer: C
In year Y imported machine tools accounted for 25 percent of total machine - tool sales in the United States, and Japanese imports accounted for 45 percent of the sales of imported machine tools. If the total sales of machine tools imported Japan that year was x billion dollars, then the total sales of all machine tools in the United States was how many billion dollars? Answer Choice: (A) 9X/80 (B) 13X/20 (C) 80/9X (D) 20X/13 (E) 80X/9
Answer: E
In an office in Singapore there are 60% female employees. 50 % of all the male employees are computer literate. If there are total 62% employees computer literate out of total 1200 employees, then the no. of female employees who are computer literate ? Answer Choice: (A) 504 (B) 674 (C) 672 (D) 960 (E) None
Answer: A
10 liters are drawn from a cask full of wine and is then filled with water. This operation is performed one more time . The ratio of the quantity of wine now left in cask to that of the water is 4:5. How much wine did the cask hold originally? Answer Choice: (A) 10 (B) 20 (C) 30 (D) 45 (E) 60
Answer: C
A guy was asked to specify his age in years. He said, “Take my age 6 years hence, multiply it by six and subtract six of my age 6 years ago and you will know my age.” What was the age of that guy? Answer Choice: (A) 18 (B) 35 (C) 53 (D) 69 (E) 72
Answer: E
What is the units digit of (493) (915) (381) (756) (28) Answer Choice: (A) 0 (B) 1 (C) 4 (D) 5 (E) 6
Answer: B
Look at this series: 25000,5000,1000, ... What number should come next? Answer Choice: (A) 17 (B) 10 (C) 15 (D) 200 (E) 8
Answer: D
How much time will a train of length 380 m moving at a speed of 72 kmph take to cross another train of length 540 m, moving at 36 kmph in the same direction? Answer Choice: (A) 50 (B) 99 (C) 88 (D) 92 (E) 12
Answer: D
A work could be completed in 100days by x workers. However, due to the absence of 10workers, it was completed in 110days. The original no.of workers was: Answer Choice: (A) 90 (B) 100 (C) 110 (D) 130 (E) 140
Answer: C
An engineer designed a ball so that when it was dropped, it rose with each bounce exactly one-half as high as it had fallen. The engineer dropped the ball from a 16-meter platform and caught it after it had traveled 45 meters. How many times did the ball bounce? Answer Choice: (A) 5 (B) 4 (C) 7 (D) 8 (E) 9
Answer: B
Statement : Until our country achieves economic equality, political freedom and democracy would be meaningless.
Conclusions :
I. Political freedom and democracy go hand in hand.
II. Economic equality leads to real political freedom and democracy. Answer Choice: (A)  I only (B)  II only (C)  I and II only (D)  I and III only (E)  II and III only
Answer: B
What is the value of 28^2 + 29^2 + 30^2 + 31^2 + 32^2 ? Answer Choice: (A) 4298 (B) 4508 (C) 4510 (D) 4528 (E) 4538
Answer: C
If three numbers are added in pairs, the sums equal 10, 19 and 21. Find the numbers Answer Choice: (A) 6, 4, 15 (B) 7, 8, 6 (C) 5, 15, 45 (D) 12, 8, 13 (E) 10, 15, 20
Answer: A
If d=1/(2^3*5^6) is expressed as a terminating decimal, how many nonzero digits will d have? Answer Choice: (A) One (B) Two (C) Three (D) Seven (E) Ten
Answer: A
Three cows work to fill a tub at at different rate. Hose A and B, working together, can fill the tub in 3/5 of an hour. Hoses A and C can fill it in 1/2 an hour. Houses B and C can fill it in 2 hours. How long does it take all 3 cows, working together, to fill the tub? Answer Choice: (A) 3/10 (B) 2/5 (C) 6/11 (D) 1 (E) 6/5
Answer: C
How many of the positive factors of 24 , 16 and how many common factors are there in numbers? Answer Choice: (A) 1 (B) 2 (C) 3 (D) 4 (E) 5
Answer: D
Which of the following is between 27/37 and 29/35? Answer Choice: (A) 1/3 (B) 3/8 (C) 1/2 (D) 5/8 (E) 7/9
Answer: E
a, b, c, d, and e are five consecutive integers in increasing order of size. Which one of the following
expressions is not odd? Answer Choice: (A) a + b + c (B) ab + c (C) ab + d (D) ac + d (E) ac + e
Answer: E
If {x} is the product of all even integers from 1 to x inclusive, what is the greatest prime factor of {22} + {20}? Answer Choice: (A) 23 (B) 20 (C) 11 (D) 5 (E) 2
Answer: A
The total car population in a Mumbai is 2,94,00 out of which 1,50,00 are made by Honda. Out of every 100 Honda cars, 98 are red in color, but only 53% of the total car population is red. Find the % of non-Honda cars that are red Answer Choice: (A) 5% (B) 6% (C) 6.125% (D) 7.12% (E) 8.13%
Answer: C
Jack and Christina are standing 150 feet apart on a level surface. Their dog, Lindy, is standing next to Christina. At the same time, they all begin moving toward each other. Jack walks in a straight line toward Christina at a constant speed of 7 feet per second and Christina walks in a straight line toward Jack at a constant speed of 8 feet per second. Lindy runs at a constant speed of 10 feet per second from Christina to Jack, back to Christina, back to Jack, and so forth. What is the total distance, in feet, that Lindy has traveled when the three meet at one place? Answer Choice: (A) 40 (B) 60 (C) 80 (D) 100 (E) 120
Answer: D
Sheila works 8 hours per day on Monday, Wednesday and Friday, and 6 hours per day on Tuesday and Thursday. She does not work on Saturday and Sunday. She earns $216 per week. How much does she earn in dollars per hour? Answer Choice: (A) 11 (B) 10 (C) 9 (D) 8 (E) 6
Answer: E
A money lender finds that due to a fall in the annual rate of interest from 8% to 7 3/4 % his yearly income diminishes by Rs. 61.50, his capital is? Answer Choice: (A) 24,602 (B) 28,888 (C) 24,600 (D) 24,628 (E) 24,6012
Answer: C
A large box contains 21 small boxes and each small box contains 25 chocolate bars. How many chocolate bars are in the large box? Answer Choice: (A) 250 (B) 350 (C) 450 (D) 550 (E) 525
Answer: E
A glass was filled with 12 ounces of water, and 0.03 ounce of the water evaporated each day during a 22-day period. What percent of the original amount of water evaporated during this period? Answer Choice: (A) 5.002% (B) 5.5% (C) 0.5% (D) 5% (E) 20%
Answer: B
A, B, and C working alone can finish constructing a house in 4, 8, and 12 hours respectively. A starts alone and works for 1 hour. He is then joined by B and they work together for 1 hour. Finally C joins them and they all work together to finish the work. If they start working at 9 am, at what time will they finish? Answer Choice: (A) 11:12 am (B) 11:32 am (C) 11:49 am (D) 12:07 pm (E) 12:35 pm
Answer: C
331, 482, 551, 263, 383, 242, 111 Answer Choice: (A) 263 (B) 383 (C) 242 (D) 111 (E) None of these
Answer: B
An alloy of zinc and copper contains the metals in the ratio 5 : 3. The quantity of zinc to be added to 6 kg of the alloy so that the ratio of the metal may be 3 : 1 is: Answer Choice: (A) 2 (B) 9 (C) 8 (D) 7 (E) 4
Answer: C
I. a3 - 988 = 740,
II. b2 - 72 = 72 to solve both the equations to find the values of a and b? Answer Choice: (A) a > b (B) a ≥ b (C) a < b (D) a ≤ b (E) a = b or the relationship between a and b cannot be established.
Answer: B
If # is an operation which results in adding the digits of integer until a single digit is left, what is the probability B that a number picked up in first 90 positive integers will have the result of # as an odd digit ? Answer Choice: (A) (a) 4/10 (B) (b) 4/9 (C) (c) 1/2 (D) (d) 6/10 (E) (e) 5/9
Answer: E
If 3a – 3b – 2c = 32 and √3a-√(2b+2c)=4, what is the value of a + b + c? Answer Choice: (A) 3 (B) 9 (C) 10 (D) 12 (E) 14
Answer: C
The price of an item is discounted 10 percent on day 1 of a sale. On day 2, the item is discounted another 10 percent, and on day 3, it is discounted an additional 5 percent. The price of the item on day 3 is what percentage of the sale price on day 1? Answer Choice: (A) 28% (B) 40% (C) 85.5% (D) 70% (E) 72%
Answer: C
The average monthly income of P and Q is Rs. 6050. The average monthly income of Q and R is Rs. 7050 and the average monthly income of P and R is Rs. 8000. The monthly income of P+Q+R is: Answer Choice: (A) 41100 (B) 42000 (C) 21100 (D) 42200 (E) 21000
Answer: C
$600 will become $720 in 4 years find the rate of interest? Answer Choice: (A) 10% (B) 15% (C) 5% (D) 7% (E) 20%
Answer: C
Hardy and Andy start a two-length swimming race at the same moment but from opposite ends of the pool. They swim in lanes at uniform speeds, but Hardy is faster than Andy. They 1st pass at a point 18.5m from the deep end and having completed one length each 1 is allowed to rest on the edge for exactly 50 sec. After setting off on the return length, the swimmers pass for the 2nd time just 10.5m from the shallow end. How long is the pool? Answer Choice: (A) 65 (B) 25 (C) 35 (D) 45 (E) 55
Answer: D
A train covers a certain distance at a speed of 280kmph in 4 hours. To cover the same distance in 2 hours, it must travel at a speed of Answer Choice: (A) 500km/hr (B) 540km/hr (C) 560km/hr (D) 600km/hr (E) 650km/hr
Answer: C
If the units digit of n^27 is 7, which of the following could be the value of n?
I. n = 41
II. n = 43
III. n = 47 Answer Choice: (A) Only I (B) Only II (C) Only III (D) I and II (E) II and III
Answer: B
Sound is said to travel in air at about 1100 feet per second. A man hears the axe striking the tree, 11/5 seconds after he sees it strike the tree. How far is the man from the wood chopper? Answer Choice: (A) 2197 feet (B) 2420 feet (C) 2500 feet (D) 2629 feet (E) None of these
Answer: B
Linda spent 3/4 of her savings on furniture and the rest on a TV. If the TV cost her $200, what were her original savings? Answer Choice: (A) $900 (B) $800 (C) $1000 (D) $700 (E) $1500
Answer: B
I bought a book for Rs 60 , I sold off to a friend for Rs 70 but after a while i felt sorry , that i sold it and bought it back for Rs 80, how much loss did I incur? Answer Choice: (A) 10 (B) 15 (C) 20 (D) 25 (E) 30
Answer: A
What is the sum of all 3 digit positive integers that can be formed using the digits 1, 5, and 8, if the digits are allowed to repeat within a number T? Answer Choice: (A) 126 (B) 1386 (C) 3108 (D) 308 (E) 13986
Answer: E
Due to 10% decrease in the price of sugar and John can buy 6kg more sugar in Rs100 , then find the CP of sugar? Answer Choice: (A) s. 1(23/27) (B) s. 2(2/9) (C) s. 2(1/9) (D) s. 3(2/7) (E) s. 4(2/9)
Answer: A
If a copier makes 20 copies every 6 seconds, then continues at this rate, how many minutes will it take to make 2,000 copies? Answer Choice: (A) 13 (B) 15 (C) 12 (D) 11 (E) 10
Answer: E
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? Answer Choice: (A) Rs.200 (B) Rs.250 (C) Rs.290 (D) Rs.300 (E) Rs.310
Answer: B
Ram sold two bicycles, each for Rs.990. If he made 10% profit on the first and 10% loss on the second, what is the total cost of both bicycles? Answer Choice: (A) 2007 (B) 2008 (C) 2002 (D) 2000 (E) 2001
Answer: D
The ratio of the cost price and the selling price is 4:5. The profit percent is: Answer Choice: (A) 233 (B) 37 (C) 25 (D) 27 (E) 11
Answer: C
If a book is sold at 6% profit instead of 6% loss, it would have brought Rs 15 more. Find out the cost price of the book Answer Choice: (A) 75 (B) 72 (C) 60 (D) 70 (E) 125
Answer: E
A man walking at 3/4th of the speed, reaches his office late by 2 hours. What is the usual time? Answer Choice: (A) 5 hours (B) 3 hours (C) 6 hours (D) 12 hours (E) 15 hours
Answer: C
The end of a blade on an airplane propeller is 10 feet from the center. If the propeller spins at the rate of 660 revolutions per second, how many miles will the tip of the blade travel in one minute? (1 mile = 5,280 feet) Answer Choice: (A) 150π (B) 240π (C) 300π (D) 480π (E) 1,200π
Answer: A
A man sells two flats at the rate of Rs.1.995 lakhs each. On one he gains 5% and on the other, he loses 5%. His gain or loss percent in the whole transaction is Answer Choice: (A) 0.25% loss (B) 0.25% gain (C) 2.5% loss (D) 25% loss (E) None
Answer: A
Five machines at a certain factory operate at the same constant rate. If four of these machines, operating simultaneously, take 40 hours to fill a certain production order, how many fewer hours does it take all five machines, operating simultaneously, to fill the same production order? Answer Choice: (A)  3 (B)  5 (C)  6 (D)  8 (E)  24
Answer: D
Two pipes A and B can fill a tank in 20 and 30 minutes respectively. If both the pipes are used together, then how long will it take to fill the tank? Answer Choice: (A) 15 min (B) 20 min (C) 25 min (D) 30 min (E) 12 min
Answer: E
add 20% of 40 and 25% of 60. Answer Choice: (A) 9.5 (B) 23 (C) 25 (D) 22 (E) 15
Answer: B
If (2^x)(3^y) = 576, where x and y are positive integers, then (2^x-1)(3^y-2) equals: Answer Choice: (A) 16 (B) 24 (C) 32 (D) 96 (E) 144
Answer: C
find cp when sp=rs51.70:loss=12% Answer Choice: (A) Rs 58.75 (B) Rs 88.75 (C) Rs 68.75 (D) Rs 98.75 (E) Rs 78.75
Answer: A
If 72 men can do a piece of work in 25 hours, in how many hours will 15 men
do it ? Answer Choice: (A) 120 hours (B) 110 hours (C) 100 hours (D) 90 hours (E) 80 hours
Answer: A
The sum of the even numbers between 1 and n is 85*86, where n is an odd number, then n=? Answer Choice: (A) 163 (B) 171 (C) 179 (D) 185 (E) 191
Answer: B
5% people of a village in Sri Lanka died by bombardment, 15% of the remainder left the village on account of fear. If now the population is reduced to 3553, how much was it in the beginning? Answer Choice: (A) 2277 (B) 2987 (C) 4400 (D) 2678 (E) 2681
Answer: C
The difference between simple and compound interest on Rs. 1200 for one year at 10% per annum reckoned half-yearly is? Answer Choice: (A) 7 (B) 3 (C) 4 (D) 5 (E) 1
Answer: B
The Royal Hawaiian Hotel decorates its Rainbow Christmas Tree with non-flashing white lights and a series of colored flashing lights - red, blue, green, orange, and yellow. The red lights turn red every 20 seconds, the blue lights turn blue every 30 seconds, the green lights turn green every 45 seconds, the orange lights turn orange every 60 seconds, and yellow lights turn yellow every 1 minute and 20 seconds. The manager plugs the tree in for the first time on December 1st precisely at midnight and all lights begin their cycle at exactly the same time. If the five colored lights flash simultaneously at midnight, what is the next time T all five colored lights will all flash together at the exact same time? Answer Choice: (A) 0:03 AM (B) 0:04 AM (C) 0:06 AM (D) 0:12 AM (E) 0:24 AM
Answer: D
Three investors, M, N, and O, divide the profits from a business enterprise in the ratio of 5 : 7 : 8, respectively. If investor M earned $ 3,500, how much money did investors N and O earn in total? Answer Choice: (A) $4,000 (B) $4,900 (C) $5,600 (D) $9,500 (E) $10,500
Answer: E
The ages of two person differ by 20 years. If 5 years ago, the elder one be 5 times as old as the younger one, their present ages(in years) are respectively Answer Choice: (A) 30, 10 (B) 25, 5 (C) 29, 9 (D) 50, 30 (E) 20,10
Answer: A
How many different positive integers are factors of 125 ? Answer Choice: (A) 1 (B) 2 (C) 3 (D) 4 (E) 5
Answer: B
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? Answer Choice: (A) Rs.150 (B) Rs.200 (C) Rs.250 (D) Rs.350 (E) Rs.400
Answer: C
A bag contains 4 red and 3 black balls. A second bag contains 2 red and 4 black balls. One bag is selected at random. From the selected bag, one ball is drawn. Find the probability that the ball drawn is red Answer Choice: (A) 23/42 (B) 19/42 (C) 7/32 (D) 16/39 (E) 17/39
Answer: B
In a contest, a bowl contains 5 keys, one of which will open a treasure chest and Four of which will not. If a contestant selects the key that opens the treasure chest, she wins the contents of that chest. If priya is allowed to draw two keys, simultaneously and at random, from the bowl as the first contestant, what is the probability that she wins the prize? Answer Choice: (A) 2/7 (B) 2/5 (C) 2/9 (D) 2/11 (E) 2/13
Answer: B
A person has uncovered a secret that was a mystery for ages. He transfers the data into his hard drive and encrypts the drive with a password. Then, he writes a line on a paper to remember the password.
The line says 'You force heaven to be empty'.
Can you decrypt the line to reveal the password if you know that the password is seven characters long that comprise of just letters and numbers? Answer Choice: (A) M472BMT (B) U472BMT (C) S472BMT (D) D472BMT (E) V472BMT
Answer: B
Bill has d animals, 24 of which were sold at a profit of 10% each while the rest were sold at a loss of 20% each. Overall, Bill made neither a profit nor a loss. Which of the following is equal to d? Answer Choice: (A) 6 (B) 12 (C) 18 (D) 24 (E) 36
Answer: E
Given that 2x + 7 > 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 5 (E) 2 and 5
Answer: B
A Man is on the escalator moving down wards and in a hurry he also steps down 10 steps manually and by the time he has 10 steps he is on the ground floor.Then by hearing some noise in the escalator he ran back in the same escalator with 10 times speed than the 1st time and he has 25 steps to reach the 1st floor. Then the question is how many steps will be visible if escalator is switched off? Answer Choice: (A) 10 (B) 11 (C) 12 (D) 13 (E) 14
Answer: C
In three annual examinations, of which the aggregate marks of each was 500, a student secured
average marks 45% and 55% in the first and the second yearly examinations respectively. To secure 55% average total marks, it is necessary for him in third yearly examination to secure marks : Answer Choice: (A) 300 (B) 325 (C) 400 (D) 450 (E) 500
Answer: B
Two persons starting from the same place walk at a rate of 12kmph and 18kmph respectively. What time will they take to be 18km apart, if they walk in the same direction? Answer Choice: (A) 17 hrs (B) 3 hrs (C) 5 hrs (D) 2 hrs (E) 16 hrs
Answer: B
If 9a - b = 10b + 80 = -12b - 2a, what is the value of 9a - 11b? Answer Choice: (A) -4 (B) -2 (C) 0 (D) 2 (E) 80
Answer: E
A train running at 50 km/hr, passes a man walking on the platform at 7 km/hr in same direction as that of train in 15 sec. If this train takes 30 seconds to cross the platform then find the length of train (L1) and length of platform (L2)? Answer Choice: (A) L1 =179.1 m, L2 = 237.3 m (B) L1 = 150.5 m, L2 = 300 m (C) L1 = 237.3 m, L2 = 179.1 m (D) L1 = 300 m, L2 = 150.5 m (E) None of these
Answer: A
When a positive integer A is divided by 5 and 3, the remainders obtained are 1 and 2, respectively. When the positive integer B is divided by 5 and 3, the remainders obtained are 1 and 2, respectively. Which of the following is a factor of (A - B)? Answer Choice: (A) 8 (B) 10 (C) 12 (D) 15 (E) 18
Answer: D
Find the unit's digit in 264^102+264^103 Answer Choice: (A) 0 (B) 2 (C) 3 (D) 4 (E) 5
Answer: A
If Q:R = 6:7 and R:S = 8:9 then Q:R:S is Answer Choice: (A) 48:56:68 (B) 48:56:66 (C) 48:56:63 (D) 44:52:63 (E) 48:50:63
Answer: C
What is the difference between the place value and the face value of 8 in the numeral 296827? Answer Choice: (A) None of these (B) 792 (C) 794 (D) 7994 (E) 795
Answer: B
A trader purchased two colour televisions for a total of Rs. 35000. He sold one colour television at 30% profit and the other 40% profit. Find the difference in the cost prices of the two televisions if he made an overall profit of 32%? Answer Choice: (A) 21000 (B) 22888 (C) 26662 (D) 2992 (E) 8212
Answer: A
Three beauty pageant finalists-Cindy, Amy and Linda-The winner was musician. The one who was not last or first was a math major. The one who came in third had black hair. Linda had red hair. Amy had no musical abilities. Who was first? Answer Choice: (A) Cindy (B) Amy (C) Linda (D) Sandy (E) none
Answer: C
In an examination 35% of the students passed and 520 failed. How many students appeared for the examination? Answer Choice: (A) A)540 (B) B)400 (C) C)800 (D) D)650 (E) E)840
Answer: C
Two trains are running at 40 kmph and 20 kmph respectively in the same direction.Fast train completely passes a man sitting in the slower train in 4 seconds.What is the length of the fast train? Answer Choice: (A) 23 m (B) 22 2/9 m (C) 27m (D) 27 7/9m (E) 29 7/9m
Answer: B
In a single throw of a die, what is the probability of getting a number greater than 4? Answer Choice: (A) 1/3 (B) 1/4 (C) 2/3 (D) 2/5 (E) 3/7
Answer: A
The avearge score of a cricketer for ten matches is 38.9 runs. If the average for the first six matches is 42. Then find the average for the last four matches? Answer Choice: (A) 33.25 (B) 33.5 (C) 34.25 (D) 35 (E) none
Answer: C
An air conditioner can coo the hall in 10 minutes while another takes 15 minutes to cool under similar conditions. if both air conditioners are switched on at same instance then how long will it take to cool the room? Answer Choice: (A) 5 minutes (B) 6 minutes (C) 3 minutes (D) 8 minutes (E) 10 minutes
Answer: B
Find the annual income derived by investing $ 6800 in 10% stock at 136. Answer Choice: (A) 550 (B) 500 (C) 250 (D) 300 (E) 400
Answer: B
A certain farmer pays $60 per acre per month to rent farmland. How much does the farmer pay per month to rent a rectangular plot of farmland that is 360 feet by 1210 feet? (43,560 square feet = 1 acre) Answer Choice: (A) $5,330 (B) $3,360 (C) $1,350 (D) $600 (E) $150
Answer: D
Which of the following fractions can be written as the difference of reciprocals of two consecutive integers Answer Choice: (A) 1/24 (B) 7/30 (C) 12/45 (D) 1/56 (E) 1/72
Answer: D
A reduction of 25% in the price of salt enables a lady to obtain 10kgs more for Rs.100, find the original price per kg? Answer Choice: (A) 2.8 (B) 2.3 (C) 2.5 (D) 3.3 (E) 2.9
Answer: D
The ages of 2 persons differ by 21 years. If 15 years ago the elder one be 8 times as old as the younger one, find the present age of elder person. Answer Choice: (A) 30 (B) 48.5 (C) 50.4 (D) 62.6 (E) 47.9
Answer: E
A box contains 100 balls, numbered from 1 to 100. If three balls are selected at random and with replacement from the box, what is the probability D that the sum of the three numbers on the balls selected from the box will be odd? Answer Choice: (A) 1/4 (B) 3/8 (C) 1/2 (D) 5/8 (E) 3/4
Answer: C
Tough and Tricky questions: Work/Rate Problems.
A group of 4 junior lawyers require 6 hours to complete a legal research assignment. How many hours would it take a group of two legal assistants to complete the same research assignment assuming that a legal assistant works at two-thirds the rate of a junior lawyer?
Source: Chili Hot GMAT Answer Choice: (A) 8 (B) 10 (C) 9 (D) 6 (E) 5
Answer: A
A block of wood has dimensions 10cm x 10cm x 100cm. The block is painted red and then cut evenly at the 50 cm mark, parallel to the sides, to form two rectangular solids of equal volume. What percentage of the surface area of each of the new solids is not painted red? Answer Choice: (A) 4.5% (B) 8.3% (C) 10.2% (D) 12.5% (E) 15.3%
Answer: A
A team of eight entered for a shooting competition. The best marks man scored 85 points. If he had scored 92 points, the average scores for. The team would have been 84. How many points altogether did the team score? Answer Choice: (A) 665 (B) 625 (C) 630 (D) 645 (E) 628
Answer: A
A man purchased 3 blankets @ Rs.200 each, 5 blankets @ Rs.150 each and two blankets at a certain rate which is now slipped off from his memory. But he remembers that the average price of the blankets was Rs.150. Find the unknown rate of two blankets? Answer Choice: (A) 100 (B) 200 (C) 300 (D) 400 (E) 500
Answer: C