loafeihong/math_mmlu_format huggingface dataset:
A word consists of 9 letters; 5 consonants and 4 vowels.Three letters are choosen at random. What is the probability that more than one vowel will be selected ? Answer Choice: (A) 17/42 (B) 18/27 (C) 5/42 (D) 3/15 (E) 15/47
Answer: A
A shopkeeper sells 600 metres of cloth for Rs. 18000 at a loss of Rs.5 per metre. Find his cost price for one metre of cloth? Answer Choice: (A) 12 (B) 27 (C) 29 (D) 35 (E) 21
Answer: D
each interior angle of a regular polygon is 120 degrees greator than each exterior angle.how many sides are there in the polygon Answer Choice: (A) 6 (B) 8 (C) 12 (D) 16 (E) 18
Answer: C
A person borrows Rs. 8000 for 2 years at 4% p.a. simple interest. He immediately lends it to another person at 6 p.a for 2 years. Find his gain in the transaction per year. Answer Choice: (A) 100 rs (B) 150 rs (C) 160 rs (D) 180 rs (E) 200 rs
Answer: C
Insert the missing number
3, 4, 7, 16, 43, 124, ... Answer Choice: (A) 367 (B) 356 (C) 125 (D) 1222 (E) 1322
Answer: A
A person can row at 9 kmph and still water. He takes 4 1/2 hours to row from A to B and back. What is the distance between A and B if the speed of the stream is 1 kmph?
A. 32 km B. 25 km Answer Choice: (A) 65 km (B) 88 km (C) 44 km (D) 02 km (E) 20 km
Answer: E
If A and B are two prime numbers bigger than 2, which of the following can't be true?
(1) A + B is an even number.
(2) A x B is also a prime number.
(3) A^B is also a prime number. Answer Choice: (A) 1 only. (B) 2 only. (C) 3 only. (D) 2 and 3 only. (E) 1, 2 and 3.
Answer: D
A box contains 22 electric bulbs, out of which 4 are defective. Two bulbs are chosen at random from this box. The probability that at least one of these is defective is Answer Choice: (A) 4/19 (B) 7/19 (C) 12/19 (D) 21/99 (E) 26/77
Answer: E
How many arrangements can be made if there are 5 balls from which 3 are red, 1 is green, 1 is yellow. find the probability of getting all 3? Answer Choice: (A) 3/10 (B) 4/10 (C) 6/10 (D) 7/10 (E) 9/10
Answer: A
Fresh grapes contain 60% by weight while dried grapes contain 20% water by weight. What is the weight of dry grapes available from 30kg of fresh grapes? Answer Choice: (A) 10 kg (B) 15 kg (C) 20 kg (D) 25 kg (E) 40 kg
Answer: B
A and B together can do a work in 6 days. If A alone can do it in 15 days. In how many days can B alone do it? Answer Choice: (A) 15 (B) 10 (C) 20 (D) 18 (E) 12
Answer: B
Simran started a software business by investing Rs. 50,000. After six months, Nanda joined her with a capital of Rs. 80,000. After 3 years, they earned a profit of Rs. 28,000. What was Simran's share in the profit? Answer Choice: (A) Rs. 9423 (B) Rs. 10,250 (C) Rs. 12,000 (D) Rs. 14,000 (E) None of these
Answer: C
A library has 360 math books; 60 Calculus books, 120 Geometry books, and 180 Algebra books. What percentage of books are Geometry books ? Answer Choice: (A) 33.3 % (B) 16.7 % (C) 66.7 % (D) 77 % (E) None of these
Answer: A
Rick deposited $650 to his bank account using $5 and $15 dollar bills only. If Rick came to the bank with 70 bills and left with 10 bills only, how many $15 dollar billsმ did he deposit? Answer Choice: (A) 5. (B) 25. (C) 50. (D) 35. (E) 65.
Answer: D
What will come in place of the x in the following Number series? 12, 38, 116, 350, 1052, 3158, 9476, 28430,x Answer Choice: (A) 2643 (B) 5464 (C) 3456 (D) 7554 (E) 85292
Answer: E
Ashok and Pyarelal invested money together in a business and share a capital of Ashok is 1/9 of that of Pyarelal.if the incur a loss of Rs 900 then loss of Pyarelal? Answer Choice: (A) 610 (B) 710 (C) 810 (D) 900 (E) 1000
Answer: C
How many multiples of 2 are there between 1 and 60, exclusive? Answer Choice: (A) 21 (B) 22 (C) 29 (D) 26 (E) 28
Answer: C
In baseball, the batting average is defined as the ratio of a player’s hits to at bats. If a player had anywhere from 6 to 8 at bats in a recent game and had anywhere from 3 to 4 hits in the same game, the player’s actual batting average for that game could fall anywhere between Answer Choice: (A) 0.25 and 0.30 (B) 0.25 and 0.75 (C) 0.37 and 0.75 (D) 0.33 and 0.50 (E) 0.50 and 0.66
Answer: C
A bag marked at $200 is sold for $120. The rate of discount is? Answer Choice: (A) 10% (B) 25% (C) 20% (D) 50% (E) 40%
Answer: E
It costs $4 for the first 1/4 hour to use the laundry machine at the Laundromat. After the first ¼ hour it costs $10 per hour. If a certain customer uses the laundry machine for 2 hours, how much will it cost him? Answer Choice: (A) $20. (B) $22. (C) $24. (D) $26. (E) $28.
Answer: C
$406 is divided among A, B, and C so that A receives half as much as B, and B receives half as much as C. How much money is C's share? Answer Choice: (A) $208 (B) $216 (C) $224 (D) $232 (E) $240
Answer: D
Working alone at its constant rate, machine K took 3 hours to produce 1/6 of the units produced last Friday. Then machine M started working and the two machines, working simultaneously at their respective constant rates, took 9 hours to produce the rest of the units produced last Friday. How many hours would it have taken machine M, working alone at its constant rate, to produce all of the units produced last Friday? Answer Choice: (A) 8 (B) 12 (C) 16 (D) 21 (E) 27
Answer: E
Arun purchased 30 kg of wheat at the rate of Rs. 11.50 per kg and 20 kg of wheat at the rate of 14.25 per kg. He mixed the two and sold the mixture. Approximately what price per kg should be sell the mixture to make 30% profit? Answer Choice: (A) 16.35 (B) 16.31 (C) 16.32 (D) 16.3 (E) 16.31
Answer: D
3 pumps working 8 hours a day, can empty a tank in 2 days. How many hours a day must 4 pumps work to empty the tank in 1 day? Answer Choice: (A) 10 (B) 11 (C) 12 (D) 13 (E) 15
Answer: C
The length of the bridge, which a train 110 metres long and travelling at 45 km/hr can cross in 30 seconds, is: Answer Choice: (A) 230 (B) 240 (C) 245 (D) 250 (E) 265
Answer: E
The average (arithmetic mean) of the 5 positive integers k, m, r, s, and t is 18, and k < m < r < s < t. If t is 40, what is the greatest possible value of the median of the 5 integers? Answer Choice: (A) 16 (B) 23 (C) 19 (D) 20 (E) 22
Answer: B
A reduction of 25% in the price of oil enables a house wife to obtain 5kgs more for Rs.900, what is the reduced price for kg? Answer Choice: (A) 45 (B) 60 (C) 70 (D) 80 (E) 20
Answer: A
Suppose we have six marbles: 3 blue marbles, 2 red marbles, and one yellow marble. Suppose we are going to put them into three cups: a black cup, a white cup, and a purple cup. We could put all six in any cup and leave two cups empty; or we could put marbles in two cups and leave one cup empty; or we could put some marbles in each of the three cups. How many combinations are possible? Answer Choice: (A) 160 (B) 220 (C) 180 (D) 200 (E) 240
Answer: C
Which of the following is not divisible by 6? Answer Choice: (A) 10032 (B) 21192 (C) 47816 (D) 91232 (E) 72031
Answer: E
A tour group of 25 people paid a total of $840 for entrance to a museum. If this price included a 5% sales tax, and all the tickets cost the same amount, what was the face value of each ticket price without the sales tax?
Choices Answer Choice: (A) $22 (B) $23.94 (C) $32 (D) $25.20 (E) $30
Answer: C
The ratio of three numbers is 3:4:5 and the sum of their squares is 1250. The sum of the numbers is? Answer Choice: (A) 2 (B) 3 (C) 4 (D) 6 (E) 5
Answer: E
A box measuring 30 inches long by 48 inches wide by 12 inches deep is to be filled entirely with identical cubes. No space is to be left unfilled. What is the smallest number of cubes that can accomplish this objective? Answer Choice: (A) 78 (B) 80 (C) 85 (D) 88 (E) 90
Answer: B
The length of a bridge in meters, which a train 100-meters long and traveling at 45 km/hr can cross in 30 seconds is? Answer Choice: (A) 225 (B) 245 (C) 275 (D) 325 (E) 375
Answer: C
When N is divided by T, the quotient is S and the remainder is M. Which of the following expressions is equal to N? Answer Choice: (A) ST (B) S + V (C) ST + M (D) T(S+V) (E) T(S – V)
Answer: C
Three members of a certain club are selected to speak at the next club meeting. If there are 36 different possible selections of the 3 club members, how many members does the club have? Answer Choice: (A) 5 (B) 6 (C) 7 (D) 8 (E) 11
Answer: E
Mercury travels around the sun at a speed of approximately 30 miles per second. The approximate speed is how many miles per hour? Answer Choice: (A) 108,000 (B) 96,000 (C) 84,000 (D) 72,000 (E) 60,000
Answer: A
A certain bag contains 100 balls â€” 50 white, 25 green, 10 yellow, 7 red, and 8 purple. If a ball is to be chosen at random, what is the probability that the ball will be neither red nor purple? Answer Choice: (A) 0.9 (B) 0.85 (C) 0.6 (D) 0.8 (E) 0.5
Answer: B
What is the are of an equilateral triangle of side 4 cm? Answer Choice: (A) 2√3 (B) 3√3 (C) 5√3 (D) 4√3 (E) 8√3
Answer: D
Two trains are moving at 40 kmph and 70 kmph in opposite directions. Their lengths are 150 m and 100 m respectively. The time they will take to pass each other completely is? Answer Choice: (A) 41/2 sec (B) 5/2 sec (C) 61/2 sec (D) 71/6 sec (E) 49/6 sec
Answer: E
What is the least common multiple of 12,15,18,27 Answer Choice: (A) 640 (B) 540 (C) 691 (D) 385 (E) 789
Answer: B
2 trains starting at the same Ɵme from 2 stations 200 km apart and going in opposite direction cross
each other at a distance of 110 km from one of the stations. What is the ratio of their speeds ? Answer Choice: (A) 11:9 (B) 13:9 (C) 17:9 (D) 21:9 (E) None of these
Answer: A
he two trains of lengths 400 m, 600 m respectively, running at same directions. The faster train can cross the slower train in 180 sec, the speed of the slower train is 48 km. then find the speed of the faster train? Answer Choice: (A) 76 Kmph (B) 68 Kmph (C) 87 Kmph (D) 56 Kmph (E) 10 Kmph
Answer: B
how much percentage 80 is of 480? Answer Choice: (A) 16.5 (B) 14.33 (C) 12.5 (D) 15.8 (E) 16.66
Answer: E
Cream costs twice as much as skim milk. A certain brand of milk is 1/5 cream and 4/5 skim milk. What fraction of the cost of this brand is due to the cream? Answer Choice: (A) 1/3 (B) 2/3 (C) 1/4 (D) 3/4 (E) 2/5
Answer: A
City A to city B, Andrew drove for 1 hour at 50 mph and for 3 hours at 60 mph. What was the average speed for the whole trip? Answer Choice: (A) 56 (B) 57.5 (C) 58.9 (D) 61.3 (E) 67.23
Answer: B
A man can row with a speed of 15 kmph in still water. If the stream flows at 5 kmph, then the speed in downstream is? Answer Choice: (A) 10 kmph (B) 15 kmph (C) 20 kmph (D) 22 kmph (E) 25 kmph
Answer: C
The distance between a school and the closest grocery store is approximately 9.2 x 10^4 inches. Which of the following is closest to the distance between the school and the store, in kilometers? (1 kilometer is approximately 3.9 x 10^4 inches.) Answer Choice: (A) 2.9 (B) 3.2 (C) 2.7 (D) 2.4 (E) 1.9
Answer: D
In a certain store, the profit is 320% of the cost. If the cost increases by 25% but the selling price remains constant, approximately what percentage of the selling price is the profit? Answer Choice: (A) 50 (B) 40 (C) 70 (D) 80 (E) 30
Answer: C
If 4-X < 2-5X, which of the following is correct? Answer Choice: (A) X < -1/2. (B) X > -5. (C) X > 5. (D) -5 < X < 0. (E) 0 < X < 5.
Answer: A
For any number Z, Z* is defined as the greatest positive even integer less than or equal to y. What is the value of 6.30 – 6.30*? Answer Choice: (A) 1.5 (B) 0.5 (C) 6.25 (D) 0.25 (E) 0.3
Answer: E
The present population of a town is 3744. Population increase rate is 20% p.a. Find the population of town before 2 years? Answer Choice: (A) 2500 (B) 2600 (C) 3500 (D) 3600 (E) 2050
Answer: B
An association of mathematics teachers has 1,600 members. Only 525 of these members cast votes in the election for president of the association. What percent of the total membership voted for the winning candidate if the winning candidate received 60 percent of the votes cast? Answer Choice: (A) 75% (B) 58% (C) 42% (D) 14.5% (E) 19.6%
Answer: E
A ratio between two numbers is 5:4 and their L.C.M. is 80. The first number is Answer Choice: (A) 60 (B) 45 (C) 20 (D) 15 (E) None
Answer: C
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) 1 (B) 6 (C) 7 (D) 9 (E) 3
Answer: B
Free notebooks were distributed equally among children of a class. The number of notebooks each child got was one-eighth of the number of children. Had the number of children been half, each child would have got 16 notebooks. Total how many notebooks were distributed ? Answer Choice: (A) 689 (B) 569 (C) 123 (D) 512 (E) 456
Answer: D
The sum of the mean, the median, and the range of the set {5, 7, 9} equals which one of the following values? Answer Choice: (A) 27 (B) 45 (C) 62 (D) 22 (E) 10
Answer: D
On 8th Feb, 2005 it was Tuesday. What was the day of the week on 8th Feb, 2004? Answer Choice: (A) Tuesday (B) Wednesday (C) Friday (D) Monday (E) Sunday
Answer: E
What is the length of a bridge (in meters), which a train 166 meters long and travelling at 45 km/h can cross in 40 seconds? Answer Choice: (A) 310 (B) 318 (C) 326 (D) 334 (E) 342
Answer: D
I have Rs.450 in my pocket. I would like to give my mother, my brother and my friend the same amount, how much should I give to each of them? Answer Choice: (A) 120 (B) 70 (C) 90 (D) 150 (E) 60
Answer: D
The average of 10 numbers is calculated as 46. It is discovered later on that while calculating the average, the number 65 was incorrectly read as 25, and this incorrect number was used in the calculation. What is the correct average? Answer Choice: (A) 48 (B) 50 (C) 54 (D) 66 (E) 86
Answer: B
Two pipes A and B can fill a cistern in 20 and 30 minutes respectively, and a third pipe C can empty it in 40 minutes. How long will it take to fill the cistern if all the three are opened at the same time? Answer Choice: (A) 17 1/4 min (B) 28 1/7 min (C) 17 1/7 min (D) 17 1/8 min (E) 17 5/7 min
Answer: C
The sum of two numbers is 528 and their H.C.F is 33. The number of pairs of numbers satisfying the above condition is Answer Choice: (A) 4 (B) 5 (C) 6 (D) 7 (E) 8
Answer: A
A, B, C and D enter into partnership. A subscribes 1/3 of the capital B 1/4, C 1/5 and D the rest. How much share did A get in a profit of Rs.2460? Answer Choice: (A) 750 (B) 277 (C) 262 (D) 231 (E) 123
Answer: A
If a can complete a work in x days and b can complete a work in y days. In how many days that they will work together simultaneously? Answer Choice: (A) xy/(x+y) (B) (x+y)/xy (C) 1/xy (D) xy (E) x+y
Answer: A
A train 125 m long passes a man, running at 5 km/hr in the same direction in which the train is going, in 10 seconds. The speed of the train is: Answer Choice: (A) 50 km/hr (B) 15 km/hr (C) 6 km/hr (D) 8 km/hr (E) 12 km/hr
Answer: A
The speed of a boat in still water is 40kmph and the speed of the current is 20kmph. Find the speed downstream and upstream? Answer Choice: (A) kmph (B) kmph (C) kmph (D) kmph (E) kmph
Answer: B
The first flight out of Phoenix airport had a late departure. If the next three flights departed on-time, how many subsequent flights need to depart from Phoenix on-time, for the airport's on-time departure rate to be higher than 80%?
I will see what is the quickest way to solve it then I will provide the explanation Answer Choice: (A) 6 (B) 7 (C) 9 (D) 10 (E) 11
Answer: A
The average monthly income of A and B is Rs. 5050. The average monthly income of B and C is Rs. 6250 and the average monthly income of A and C is Rs. 5200. What is the monthly income of A? Answer Choice: (A) 2000 (B) 4000 (C) 5000 (D) 1000 (E) 5500
Answer: B
Two pipes A and B can separately fill a cistern in 10 and 15 minutes respectively. A person opens both the pipes together when the cistern should have been was full he finds the waste pipe open. He then closes the waste pipe and in another 4 minutes the cistern was full. In what time can the waste pipe empty the cistern when fill? Answer Choice: (A) 1/8 (B) 1/3 (C) 1/9 (D) 1/2 (E) 1/4
Answer: B
Tina’s cat weighs 2.6 kilograms. Her dog weighs 4 times as much as her cat. How much does her dog weigh in kilograms? Answer Choice: (A) 10.4kg (B) 38kg (C) 22kg (D) 48kg (E) 20kg
Answer: A
Which of the following numbers is the biggest => [-4/7 , -7/8 , -9/10 , -12/13 , -34/35] Answer Choice: (A) A)-4/7 (B) B)-7/8 (C) C)-9/10 (D) D)-12/13 (E) E)-34/35
Answer: A
3 pumps, working 8 hours a day, can empty a tank in 2 days . how many hours a day must 4 pumps work to empty the tank in 1 day? Answer Choice: (A) 9 (B) 10 (C) 11 (D) 12 (E) 13
Answer: D
If the average (arithmetic mean) of x, x + 2, and x + 4 is 103, what is the value of x? Answer Choice: (A) 95 (B) 97 (C) 101 (D) 85 (E) 87
Answer: C
If there is an equal probability of a child being born a boy or a girl, what is the probability that a couple who have 6 children have two children of the same sex and one of the opposite sex? Answer Choice: (A) 1/3 (B) 2/3 (C) 1/4 (D) 3/16 (E) 3/5
Answer: D
Walking at 70% 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) 56
Answer: E
Twelve identical machines, running continuously at the same constant rate, take 9 days to complete a shipment. How many additional machines, each running at the same constant rate, would be needed to reduce the time required to complete a shipment by three days? Answer Choice: (A) 2 (B) 3 (C) 4 (D) 6 (E) 9
Answer: D
The security gate at a storage facility requires a five-digit lock code. If the lock code must consist only of digits from 1 through 6, inclusive, with no repeated digits, and the first and last digits of the code must be even, how many lock codes are possible? Answer Choice: (A) 144 (B) 240 (C) 360 (D) 720 (E) 1440
Answer: A
It was Sunday on Jan 1, 2006. What was the day of the week Jan 1, 2010? Answer Choice: (A) Sunday (B) Saturday (C) Friday (D) Wednesday (E) None
Answer: C
Consider the word ROTOR. Whichever way you read it, from left to right or from right to left, you get the same word. Such a word is known as palindrome. Find the maximum possible number of 5-letter palindromes? Answer Choice: (A) 56678 (B) 16789 (C) 17576 (D) 35142 (E) None of these
Answer: C
There are cats got together and decided to kill the mice of 999984. Each cat kills equal number of mice and each cat kills more number of mice than cats there were. Then what are the number of cats? Answer Choice: (A) 941,1009 (B) 991,1001 (C) 996,1004 (D) 791,1009 (E) 931,1009
Answer: C
A train leaves Mumabai at 9 am at a speed of 40 kmph. After one hour, another train leaves Mumbai in the same direction as that of the first train at a speed of 45 kmph. When and at what distance from Mumbai do the two trains meet? Answer Choice: (A) 287 (B) 279 (C) 270 (D) 278 (E) 379
Answer: C
Two pipes A and B can separately fill a cistern in 10 and 15 minutes respectively. A person opens both the pipes together when the cistern should have been was full he finds the waste pipe open. He then closes the waste pipe and in another 4 minutes the cistern was full. In what time can the waste pipe empty the cistern when fill? Answer Choice: (A) 1/4 (B) 1/7 (C) 2/4 (D) 2/3 (E) 1/3
Answer: E
A can do a piece of work in 4 days. B can do it in 8 days. With the assistance of C they completed the work in 2 days. Find in how many days can C alone do it? Answer Choice: (A) 87 days (B) 20 days (C) 8 days (D) 19 days (E) 36 days
Answer: C
A soccer team plays games only against the other five teams in its league and always in the following order: Gary, Howard, Robin, Fred and Jackie. If the team’s final game of the season is against Fred, which of the following could be the number of games in the team’s schedule? Answer Choice: (A) 24 (B) 66 (C) 56 (D) 72 (E) 81
Answer: A
A bag contains 7 green and 8 white balls. If two balls are drawn simultaneously, the probability that both are of the same colour is? Answer Choice: (A) 7/17 (B) 7/12 (C) 7/19 (D) 7/11 (E) 7/15
Answer: E
The standard serial numbers for medical licence are 3 letters followed by 5 digits. How many different medical licenses are possible if letters and digits can be repeated? Answer Choice: (A) 26 × × 3 × 5 (B) 26³ × 10 000 (C) 26³ x 100 000 (D) 26 × 25 × 24 × 10 × 9 × 8 × 7 (E) 26³ × 10 000 x 15
Answer: C
Speed of a boat in standing water is 16 kmph and the speed of the stream is 2 kmph. A man rows to a place at a distance of 7740 km and comes back to the starting point. The total time taken by him is: Answer Choice: (A) 914.2 hours (B) 900 hours (C) 915 hours (D) 982.9 hours (E) 915 hours
Answer: D
The average of 10 numbers was calculated as 18. It is discovered later on that while calculating the average, one number, namely 66, was incorrectly read as 26. What is the correct average? Answer Choice: (A) 20 (B) 21 (C) 22 (D) 23 (E) 24
Answer: C
How many positive integers less than 90 are multiples of 6 but NOT multiples of 9? Answer Choice: (A) 4 (B) 6 (C) 8 (D) 10 (E) 12
Answer: D
If |z|/w = 4,which of the following must be true? Answer Choice: (A) z = -4w (B) z = 4w (C) z^2 = 16w^2 (D) z^2 = 16w^3 (E) z^3 = 64w^3
Answer: C
A total of 50 percent of the geese included in a certain migration study were male. If some of the geese migrated during the study and 20 percent of the migrating geese were male, what was the ratio of the migration rate for the male geese to the migration rate for the female geese? [Migration rate for geese of a certain sex = (number of geese of that sex migrating) / (total number of geese of that sex)] Answer Choice: (A) 1/4 (B) 7/12 (C) 2/3 (D) 7/8 (E) 8/7
Answer: A
2 hours after train A leaves Lucknow a train B leaves the same stationtraveling in the same direction at an average speed of 32 km/hr. After traveling 6 hrsthe train B overtakes the train A. What is the average speed of the train A? Answer Choice: (A) 15 km/hr (B) 24 km/hr (C) 17 km/hr (D) 18.75 km/hr (E) None of these
Answer: B
A train 1000 m long can cross an electric pole in 200 sec and then find the speed of the train? Answer Choice: (A) 12 (B) 14 (C) 16 (D) 18 (E) 20
Answer: D
For all integers a and b, a%b = (a + b)(a - b). If 4%x = 12, then which of the following could be a value of x? Answer Choice: (A) -4 (B) -3 (C) 2 (D) 3 (E) 6
Answer: C
A man is 24 years older than his son. In three years, his age will be twice the age of his son. The present age of the son is Answer Choice: (A) 14 years (B) 18 years (C) 20 years (D) 21 years (E) None
Answer: D
Kiran has 85 currency notes in all, some of which were of Rs. 100 denomination and the remaining of Rs. 50 denomination. The total amount of all these currency notes was Rs.5000. How much amount did she have in the denomination of Rs. 50? Answer Choice: (A) 1900 (B) 3500 (C) 4000 (D) 4200 (E) 4450
Answer: B
In a bag there are a certain number of red balls and blue balls. The probability of picking up exactly 1 blue ball when 2 balls are randomly drawn, is 1/2. Which of the following is the ratio of the number of red balls to blue balls in the bag Answer Choice: (A) 5:1 (B) 1:6 (C) 1:4 (D) 1:46 (E) 1:1
Answer: E
A alone can do a piece of work in 6 days and B alone in 8 days. A and B undertook to do it for Rs. 6000. With the help of C, they completed the work in 3 days. How much is to be paid to C? Answer Choice: (A) s. 375 (B) s. 400 (C) s. 600 (D) s. 750 (E) s. 850
Answer: D
The length of the rectangular field is double its width. Inside the field there is square shaped pond 8m long. If the area of the pond is 1/8 of the area of the field. What is the length of the field? Answer Choice: (A) 29 (B) 32 (C) 19 (D) 77 (E) 99
Answer: B
If a two-digit positive integer has its digits reversed, the resulting integer differs from the original by 18. By how much do the two digits differ? Answer Choice: (A)  2 (B)  4 (C)  5 (D)  6 (E)  7
Answer: A
In a certain pond, 40 fish were caught, tagged, and returned to the pond. A few days later, 40 fish were caught again, of which 2 were found to have been tagged. If the percent of tagged fish in the second catch approximates the percent of tagged fish in the pond, what`s the approximate number of fish in the pond? Answer Choice: (A) 400 (B) 800 (C) 1250 (D) 2500 (E) 10 000
Answer: B