loafeihong/math_mmlu_format huggingface dataset:
The contents of a bag of marbles consist of 12 green marbles and 20 blue marbles. How many blue marbles must be removed so that 40% of the marbles in the bag will be green? Answer Choice: (A) 0 (B) 1 (C) 2 (D) 3 (E) 4
Answer: C
What will come in place of the x in the following Number series? 25, 100, 400, X, 6400 Answer Choice: (A) 6400 (B) 6900 (C) 1600 (D) 7500 (E) 7900
Answer: C
A boat goes 150 km downstream in 10 hours, and 75 m upstream in 15 hours. The speed of the stream is? Answer Choice: (A) 22 1/7 (B) 22 1/4 (C) 22 1/2 (D) 22 1/1 (E) 5
Answer: E
From a pack of cards two cards are drawn one after the other, with replacement. The probability that the first is a red card and the second is a king is -. Answer Choice: (A) 1/26 (B) 3/52 (C) 15/26 (D) 11/26 (E) 1/13
Answer: A
(7/10^2)*(8/10^2)*(6/10^2)=? Answer Choice: (A) 0.000336 (B) 0.336 (C) 0.0336 (D) 0.00337 (E) 0.00336
Answer: A
How many multiples of 10 are there between 100 and 10000 (both are inclusive)? Answer Choice: (A) 456 (B) 789 (C) 991 (D) 1020 (E) 1100
Answer: C
A man can row upstream at 7 kmph and downstream at 10kmph.find man’s rate in still water and the rate of current. Answer Choice: (A) 1.5 km/hr (B) 1 km/hr (C) 1.5 km/min (D) 0.5 km/hr (E) 1.75 km/hr
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 15 seconds. The speed of the train is? Answer Choice: (A) 35 (B) 50 (C) 88 (D) 22 (E) 12
Answer: A
11 persons are sittingin a row. how many ways can 11 persons be arranged in a row such that 3 persons should always be together? Answer Choice: (A) 7!×2! (B) 10!×1! (C) 9!×3! (D) 8!×2! (E) 6!×3!
Answer: C
The no. of gift pack bought by Dexter is 1 more than the price, in rupees, of each gift pack. The amount of Rs.380 which Dexter had, fell short of the required amount. What is theamount by which he might have fallen short. Answer Choice: (A) 30 (B) 40 (C) 50 (D) 70 (E) 80
Answer: B
The average age of 30 students in a class is 15 years. If the age of teacher is also included, the average becomes 16 years, find the age of the teacher. Answer Choice: (A) 46 (B) 55 (C) 43 (D) 39 (E) 54
Answer: A
In a certain office 1/3 of the workers are women ½ of the women are married and 1/3 of the married women have children if ¾ of the men are married and 2/3 of the married men have children what part of workers are without children? Answer Choice: (A) 11/18 (B) 12/18 (C) 13/18 (D) 10/18 (E) None of them
Answer: A
A group of hikers is planning a trip that will take them up a mountain using one route and back down using another route. They plan to travel down the mountain at a rate of one and a half times the rate they will use on the way up, but the time each route will take is the same. If they will go up the mountain at a rate of 5 miles per day and it will take them two days, how many miles long is the route down the mountain? Answer Choice: (A) 4 (B) 6 (C) 8 (D) 12 (E) 15
Answer: E
Working alone, printers X, Y, and Z can do a certain printing job, consisting of a large number of pages, in 16, 12, and 8 hours, respectively. What is the ratio of the time it takes printer X to do the job, working alone at its rate, to the time it takes printers Y and Z to do the job, working together at their individual rates? Answer Choice: (A) 5/2 (B) 7/4 (C) 8/5 (D) 10/3 (E) 12/5
Answer: D
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) 22 1/6 (B) 22 1/2 (C) 22 1/0 (D) 22 1/9 (E) 22 1/1
Answer: B
The length of a room is 5.5 m and width is 3.75 m. What is the cost of paying the floor by slabs at the rate of $800 per sq. metre. Answer Choice: (A) $12500 (B) $13500 (C) $16500 (D) $14500 (E) $18500
Answer: C
On Thursday Mabel handled 90 transactions. Anthony handled 10% more transactions than Mabel, Cal handled 2/3rds of the transactions that Anthony handled, and Jade handled 15 more transactions than Cal. How much transactions did Jade handled? Answer Choice: (A) 80 (B) 81 (C) 82 (D) 83 (E) 84
Answer: B
If the numbers 1 to 100 are written on 100 pieces of paper, (one on each) and one piece is picked at random, then What is the probability that the number drawn is neither prime nor composite? Answer Choice: (A) 1/50 (B) 1/25 (C) 1/100 (D) 1 (E) 2
Answer: C
Two trains are running in opposite directions with the same speed. If the length of each train is 300 metres and they cross each other in 12 seconds, then the speed of each train (in km/hr) is: Answer Choice: (A) 31 km/hr. (B) 32 km/hr. (C) 60 km/hr. (D) 35 km/hr. (E) 90 km/hr.
Answer: E
Uncle Bruce is baking chocolate chip cookies. He has 50 ounces of dough (with no chocolate) and 40 ounces of chocolate. How much chocolate is left over if he uses all the dough but only wants the cookies to consist of 30% chocolate? Answer Choice: (A) 22.86 (B) 23.86 (C) 25 (D) 26 (E) 27
Answer: A
A sun is divided among X, Y and Z in such a way that for each rupee X gets, Y gets 45 paisa and Z gets 30 paisa. If the share of Y is RS. 27, what is the total amount? Answer Choice: (A) 109 (B) 105 (C) 129 (D) 119 (E) 113
Answer: B
In how many ways can a cricket 15 be chosen out of a batch of 20 players? Answer Choice: (A) 12500 (B) 18250 (C) 13250 (D) 15504 (E) 14520
Answer: D
The price of commodity X increases by 30 cents every year, while the price of commodity Y increases by 20 cents every year. If in 2001, the price of commodity X was $4.20 and the price of commodity Y was $4.40, in which year will commodity X cost 90 cents more than the commodity Y? Answer Choice: (A) 2010 (B) 2011 (C) 2012 (D) 2013 (E) 2014
Answer: C
A small pool filled only with water will require an additional 300 gallons of water in order to be filled to 70% of its capacity. If pumping in these additional 300 gallons of water will increase the amount of water in the pool by 30%, what is the total capacity of the pool in gallons? Answer Choice: (A) 1000 (B) 1250 (C) 1300 (D) 1600 (E) 1857.14
Answer: E
What is the present worth of Rs. 187 due in 2 years at 5% simple interest per annum? Answer Choice: (A) 288 (B) 266 (C) 120 (D) 277 (E) 170
Answer: E
If a real number x is chosen at random in the interval [0,5] and a real number y is chosen at random in the interval [0,6], what is the probability that x < y? Answer Choice: (A) 2/3 (B) 3/5 (C) 5/12 (D) 7/12 (E) 11/15
Answer: D
In a certain boys camp, 20% of the total boys are from school A and 30% of those study science. If there are 49 boys in the camp that are from school A but do not study science then what is the total number of boys in the camp? Answer Choice: (A) 70 (B) 245 (C) 150 (D) 35 (E) 350
Answer: E
A merchant purchased a jacket for $54 and then determined a selling price that equalled the purchase price of the jacket plus a markup that was 40 percent of the selling price. During a sale, the merchant discounted the selling price by 20 percent and sold the jacket. What was the merchant’s gross profit on this sale? Answer Choice: (A)  $0 (B)  $3 (C)  $4 (D)  $12 (E)  $18
Answer: E
On the xy co-ordinate plane, point C is (3,-2) and point D is (-1,2.5). The point on line segment CD that is twice as far from C as from D is: Answer Choice: (A) (1,-1) (B) (1,1) (C) (2,0.25) (D) (3,0.5) (E) (3,1)
Answer: D
A batsman makes a score of 87 runs in the 17th inning and thus increases his avg by 3. Find his average after 17th inning. Answer Choice: (A) 24 (B) 52 (C) 39 (D) 36 (E) 85
Answer: C
There are 7 books on a shelf, of which 2 are paperbacks and 5 are hardbacks. How many possible selections of 4 books from this shelf include at least one paperback? Answer Choice: (A) a) 30 (B) b) 45 (C) c) 50 (D) d) 55 (E) e) 60
Answer: A
If 4 men can color 48 m long cloth in 2 days, then 6 men can color 36 m long cloth in Answer Choice: (A) 2 days (B) 1 day (C) 3 days (D) 4 days (E) 5 days
Answer: B
Given a set of numbers {5,6,7,8,9,10}, what is the probability that is two numbers are selected randomly that their sum will be greater than 12? Answer Choice: (A) 13/15 (B) 9/12 (C) 13/12 (D) 13/11 (E) 13/16
Answer: C
If x/y = 7/3, then (x + y)/(x - y) = ? Answer Choice: (A) 5 (B) 5/2 (C) -1/6 (D) -1/5 (E) -5
Answer: B
If the sum of three consecutive even numbers is 50 more than the average of these numbers, then the largest of these numbers is? Answer Choice: (A) 20 (B) 24 (C) 22 (D) 26 (E) 27
Answer: E
In one hour, a boat goes 7 km along the steram and 5 km against the stream. The speed of the boat in still waer (in km/hr) is: Answer Choice: (A) 2 (B) 4 (C) 6 (D) 12 (E) 15
Answer: C
A contest will consist of n questions, each of which is to be answered eithertrueorfalse. anyone who answers all n questions correctly will be a winner. what is the least value of n for which the probability is less than 1/10 that a person who randomly guesses the answer to each question will be a winner? Answer Choice: (A) 5 (B) 10 (C) 50 (D) 100 (E) 1000
Answer: D
In a colony of 70 resident s, the ratio of the number of men and women is 4:3. Among the women, the ratio of the educated to the uneducated is 1:4. If the ratio of the number of education to uneducated persons is 8:27, then find the ratio of the number of educated and uneducated men in the colony? Answer Choice: (A) 1:9 (B) 1:6 (C) 1:3 (D) 1:1 (E) 1ratio 3
Answer: E
A card is drawn from a pack of 52 cards. The probability of not getting a face card? Answer Choice: (A) 9/13 (B) 5/12 (C) 3/13 (D) 6/17 (E) 1/13
Answer: A
How many 3-digit positive integers are there, where each digit is positive, and no 3 adjacent digits are same? Answer Choice: (A) 1236 (B) 504 (C) 4096 (D) 4608 (E) 6561
Answer: B
Starting from his house one day, a student walk at a speed of 2 kmph and reaches his school 10 minutes late. Next he increased his speed by 1 kmph and reaches the school 10 minutes early. How far is the school from his house? Answer Choice: (A) 1km (B) 2km (C) 3km (D) 4km (E) 5km
Answer: B
Calculate how many seconds it eill take for 4 bells to toll together again, given that they begin to toll together respectively at the intervals of 2, 5, 8 and 11 seconds. ? Answer Choice: (A) 440 (B) 420 (C) 410 (D) 442 (E) 422
Answer: A
When two dice are tossed, what is the probability that the total score is a prime number? Answer Choice: (A) 1/6 (B) 3 (C) 5/12 (D) 7/12 (E) 9/12
Answer: C
The compound interest earned by Sunil on a certain amount at the end of two years at the rate of6% p.a. was Rs.370.80. 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.3360.80 (B) Rs.3370.80 (C) Rs.3320.70 (D) Rs.3230.80 (E) Rs.3130.80
Answer: B
A team has to design a flag. The team has six blue strips of cloth and seven red strips of cloth that they must use as is to make the flag. How many different flags can the team design with the materials at hand? Answer Choice: (A) 42 (B) 120 (C) 720 (D) 1,716 (E) 5,040
Answer: D
The area of a rhombus is equal to the area of a rectangle whose length is 20cm and the breadth is 10cm. If one of the diagonals is 32cm what is the length of other diagonal? Answer Choice: (A) 10 (B) 12.5 (C) 15 (D) 16 (E) 17.5
Answer: B
An investor bought a 1-year $6,000 certificate of deposit that paid interest at an annual rate of 8 percent compounded semiannually. What was the total amount of interest paid on this certificate at maturity? Answer Choice: (A) $480 (B) $489.60 (C) $634.64 (D) $800.32 (E) $240
Answer: B
A boat takes 19 hours for travelling downstream from point A to point B and coming back to a point C midway between A and B. If the velocity of the stream is 4 kmph and the speed of the boat in still water is 14 kmph, what is the distance between A and B ? Answer Choice: (A) 160 km (B) 180 km (C) 200 km (D) 220 km (E) None
Answer: B
The distance between two towns is 380 km. At the same moment, a passenger car and a truck start moving towards each other from different towns. They meet 4 hours later. If the car drives 5 km/hr faster than the truck, what are their speeds? Answer Choice: (A) 50 and 45 (B) 45 and 50 (C) 30 and 35 (D) 35 and 30 (E) 40 and 50
Answer: B
Fred can fill K cans of water in 5 minutes. If there are T cans of water in one gallon, how many gallons can Fred fill in 35 minutes? Answer Choice: (A) 7K/T (B) 7KT (C) 7T/K (D) 35KT (E) 35T/K
Answer: A
The speeds of three asteroids were compared. Asteroids X-13 and Y-14 were observed for identical durations, while asteroid Z-15 was observed for 2 seconds longer. During its period of observation, asteroid Y-14 traveled three times the distance X-13 traveled, and therefore Y-14 was found to be faster than X-13 by 8000 kilometers per second. Asteroid Z-15 had an identical speed as that of X-13, but because Z-15 was observed for a longer period, it traveled five times the distance X-13 traveled during X-13's inspection. Asteroid X-13 traveled how many kilometers during its observation? Answer Choice: (A) 500 (B) 1,600/3 (C) 1,000 (D) 1,500 (E) 2,000
Answer: E
Two trains are moving in the same direction at 72 kmph and 36 kmph. The faster train crosses a man in the slower train in 7 seconds. Find the length of the faster train? Answer Choice: (A) 70 (B) 20 (C) 30 (D) 75 (E) 15
Answer: A
A lady grows Cauliflower in her garden that is in the shape of a square. Each Cauliflower takes 1 square foot of area in her garden. This year, she has increased her output by 401 Cauliflower when compared to last year. The shape of the area used for growing the Cauliflower has remained a square in both these years. How many Cauliflowers did she produce this year? Answer Choice: (A) 44001 (B) 44000 (C) 40400 (D) 40401 (E) Cannot be determined
Answer: D
An workshop has 6 employees; there are 5 female employees and 1 male employee. In how many ways can a 3-person committee be created if the committee must include the male employee? Answer Choice: (A) 10 (B) 12 (C) 15 (D) 24 (E) 30
Answer: A
haresh went to buy fruits.she bought 1 apple , 3 bananas , 5 oranges and paid 21 rupees.another person bought 7 apple ,5 bananas , 3 oranges and paid 51 rupees.if i want to buy 1 apple, 1 banana , 1 orange then how much i have to pay? Answer Choice: (A) 8 (B) 9 (C) 10 (D) 11 (E) 7
Answer: B
The speed of a boat in still water is 8km/hour. If it can travel 1 km upstream in 1 hourr, what time it would take to travel the same distance downstream? Answer Choice: (A) 2 minutes (B) 4 minutes (C) 6 minutes (D) 7 minutes (E) 8 minutes
Answer: B
A dog is tied to a tree by a long nylon cord. If the dog runs from the due North side of the tree to the due South side of the tree with the cord extended to its full length at all items, and the dog ran approximately 30 feet, what was the approximate length of the nylon cord, in feet? Answer Choice: (A) 30 (B) 25 (C) 15 (D) 10 (E) 5
Answer: D
X can finish a work in 21 days. Y can finish the same work in 15 days. Y worked for 5 days and left the job. how many days does X alone need to finish the remaining work? Answer Choice: (A) 12 (B) 13 (C) 16 (D) 14 (E) 18
Answer: D
During the first two weeks of January, the total rainfall in Springdale was 30 inches. If the rainfall during the second week was 1.5 times the rainfall during the first week, what was the rainfall during the second week of January? Answer Choice: (A) 5 inches (B) 6 inches (C) 9 inches (D) 10 inches (E) 18 inches
Answer: E
The least number which when divided by 4, 6, 7 and 8 leaves a remainder 6, but when divided by 9 leaves no remainder, is Answer Choice: (A) 340 (B) 342 (C) 523 (D) 363 (E) None of these
Answer: B
Mrs. Rodger got a weekly raise of $145. If she gets paid every other week, write an integer describing how the raise will affect her paycheck. Answer Choice: (A)  $ 165 (B)  $ 145 (C)  $ 175 (D)  $ 180 (E)  $ 170
Answer: B
A fair price shopkeeper takes 10% profit on his goods. He lost 20% goods during theft. His loss percent is: Answer Choice: (A) 8 (B) 10 (C) 11 (D) 12 (E) 13
Answer: D
An amount of money is to be divided between P, Q and R in the ratio of 3:7:12. If the difference between the shares of P and Q is Rs.2400, what will be the difference between Q and R's share? Answer Choice: (A) 3009 (B) 3000 (C) 3002 (D) 3001 (E) 3005
Answer: B
If the sides of a triangle are 91 cm, 84 cm and 35 cm, what is its area? Answer Choice: (A) 120 cm2 (B) 1470 cm2 (C) 216 cm2 (D) 197 cm2 (E) 275 cm2
Answer: B
Little John had $10.50. He spent $2.25 on sweets and gave to his two friends $2.20 each. How much money was left? Answer Choice: (A) $1.85 (B) $ 3.85 (C) $4.85 (D) $6.85 (E) $5.85
Answer: B
(√112+√567)/√175=? Answer Choice: (A) 2√2 (B) 13/5 (C) 3√2 (D) 3√3 (E) √2
Answer: B
When a metallic ball bearing is placed inside a cylindrical container, of radius 2 cm, the height of the water, inside the container, increases by 0.6 cm. The radius, to the nearest tenth of a centimeter, of the ball bearing is Answer Choice: (A) 1 cm (B) 1.2 cm (C) 2 cm (D) 0.6 cm (E) None
Answer: B
What is the least number that should be added to 1054, so the sum of the number is divisible by 23? Answer Choice: (A) 1 (B) 2 (C) 3 (D) 4 (E) 5
Answer: D
The vertices of a rectangle in the standard (x,y) coordinate place are (0,0), (0,4), (9,0) and (9,4). If a line through (1,1) partitions the interior of this rectangle into 2 regions that have equal areas, what is the slope of this line? Answer Choice: (A) 1/5 (B) 2/7 (C) 3/8 (D) 2/9 (E) 1/4
Answer: B
A batsman makes a scores of 98 runs in his 19th inning and thus increases his average by 4. What is his average after 19th inning ? Answer Choice: (A) 22 (B) 24 (C) 28 (D) 26 (E) None of the above
Answer: D
0.1+0.1^2+0.1^3 = Answer Choice: (A)  0.1 (B)  0.111 (C)  0.1221 (D)  0.2341 (E)  0.3
Answer: B
Solve the equation for x : 14(-x + z) + 18 = -14(x - z) - 10 Answer Choice: (A) -2 (B) -1 (C) 0 (D) 1 (E) 2
Answer: D
The average age of a husband and a wife is 25 years when they were married five years ago but now the average age of the husband, wife and child is 21 years(the child was born during the interval). What is the present age of the child? Answer Choice: (A) 3 years (B) 5 years (C) 9 years (D) 4 years (E) 1 years
Answer: A
A cube is painted such that one pair of surfaces is painted brown and the other pair of surfaces is painted orange. The cube is cut in to 64 small cubes of equal size. Find how many cubes have both the color brown and orange? Answer Choice: (A) 22 (B) 16 (C) 11 (D) 12 (E) 10
Answer: B
At a speed of 50 miles per hour, a certain car uses 1 gallon of gasoline every 30 miles. If the car starts with a full 20 gallon tank of gasoline and travels for 5 hours at 50 miles per hour, the amount of gasoline used would be what fraction of a full tank? Answer Choice: (A) 3/25 (B) 11/36 (C) 5/12 (D) 2/3 (E) 25/36
Answer: C
If x > 0, x/50 + x/25 is what percent of x? Answer Choice: (A) 6% (B) 25% (C) 37 1/2% (D) 60% (E) 75 %
Answer: A
There is a ratio of 5 : 4 between two numbers. If forty percent of the first number is 12 then what would be the 50 percent of the second number? Answer Choice: (A) 12 (B) 24 (C) 18 (D) Data inadequate (E) None of the above
Answer: A
How many liters of water must be added to 18 liters of milk and water containing 10% water to make it 70% water? Answer Choice: (A) 28 (B) 32 (C) 36 (D) 40 (E) 44
Answer: C
Four people are planning to share equally the cost of a rental car. If one person withdraws from the arrangement and the others share equally the entire cost of the car, then the share of each of the remaining persons increased by: Answer Choice: (A) 7/8 (B) 1/8 (C) 1/3 (D) 1/7 (E) 1/9
Answer: C
A music band that must consists of 4 members is to be formed from a pool of 9 candidates. How many different bands are possible Answer Choice: (A) 100 (B) 144 (C) 126 (D) 56 (E) 336
Answer: D
A sum of money invested at compound interest amounts to Rs.800 in 3 years and to Rs.840 in 4 years. The rate of interest per annum is Answer Choice: (A) 2x1/2% (B) 4% (C) 5% (D) 6x2/3% (E) None
Answer: C
A sum of Rs. 2691 is lent into two parts so that the interest on the first part for 8 years at 3% per annum may be equal to the interest on the second part for 3 years at 5% per annum. Find the second sum? Answer Choice: (A) 1656 (B) 1640 (C) 1632 (D) 2789 (E) 6386
Answer: A
What is the 100th term of the series 2,4,8,14,22? Answer Choice: (A) 9902 (B) 9903 (C) 9904 (D) 9905 (E) 9906
Answer: A
A water tank is one-fifth full. Pipe A can fill a tank in 15 minutes and pipe B can empty it in 6 minutes. If both the pipes are open, how many minutes will it take to empty or fill the tank completely? Answer Choice: (A) 2 (B) 4 (C) 6 (D) 8 (E) 10
Answer: A
A sporting goods store sold 60 Frisbees in one week, some for $3 and the rest for $4 each. If receipts from Frisbee sales for the week totaled $200, what is the fewest number of $4 Frisbees that could have been sold? Answer Choice: (A) 24 (B) 12 (C) 20 (D) 4 (E) 2
Answer: C
For any positive integer n, the sum of the first n positive integers equals n(n+1)/2. What is the sum of all the integers between 1 and 50? Answer Choice: (A) 1275 (B) 1542 (C) 985 (D) 1024 (E) 1125
Answer: A
A rectangular wall is covered entirely with two kinds of decorative tiles: regular and jumbo. 1/3 of the tiles are jumbo tiles, which have a length three times that of regular tiles and have the same ratio of length to width as the regular tiles. If regular tiles cover 70 square feet of the wall, and no tiles overlap, what is the area of the entire wall? Answer Choice: (A) 160 (B) 240 (C) 385 (D) 440 (E) 560
Answer: C
If P represents the product of the first 16 positive integers, then P is not a
multiple of: Answer Choice: (A) a) 99 (B) b) 84 (C) c) 72 (D) d) 65 (E) e) 57
Answer: A
A number has exactly 32 factors out of which 4 are not composite. Product of these 4 factors (which are not composite) is 30. How many such numbers Q are possible? Answer Choice: (A) 2 (B) 4 (C) 6 (D) 3 (E) Not possible
Answer: C
If a man buys 20 lollipops for $90 and sold them for $2 dollars determine his loss Answer Choice: (A) $25 (B) $30 (C) $50 (D) $40 (E) $42
Answer: C
How many 4-digit even numbers are possible such that if one of the digits is 5, the next/succeeding digit to it should be 7? Answer Choice: (A) 5 (B) 305 (C) 365 (D) 50 (E) 495
Answer: D
Jack bought 200 packets of swiss chocolate. He was able to sell 1/2 of them at a 5% profit, another 1/4 of them at zero profit and the remainder was sold at a 10% loss. Find the total profit or loss made by Jack after selling those 200 packets. A packet sold at a loss had a price of $9.
It's a bit confusing to say 5% of profit. Please provide an intuitive answer if possible. Thanks!! Answer Choice: (A) 0 (B) Profit of $10 (C) Loss of $25 (D) Profit of $30 (E) Loss of $35
Answer: A
The cross-section of a stream is a trapezium in shape. If the stream is 10 m wide at the top and the area of cross-section is 640 sq m, the depth of stream is 80m and width at the bottom is? Answer Choice: (A) 2 m (B) 6 m (C) 4 m (D) 8 m (E) 9 m
Answer: B
A can do a work in 6 days , B can do a work in 8 days and C can do it in 12 days. B left work after 4 days. For how many number of days should A and C should work together to complete the remaining work ? Answer Choice: (A) 0.1 (B) 0.2 (C) 0.3 (D) 0.4 (E) 0.5
Answer: E
1000 men have provisions for 15 days. If 200 more men join them, for how many days will the provisions last now? Answer Choice: (A) 12.6 (B) 12.9 (C) 12.5 (D) 12.0 (E) 12.1
Answer: C
John and Cindy were each given X dollars in advance for each day they were expected to perform at a community festival. John eventually performed on all 25 days of the festival, while Cindy performed on 5 fewer days than John performed. If Cindy gives John y dollars of her advance payment so that they would have each received the same daily rate, what was John paid in advance, in terms of Y? Answer Choice: (A) 12Y (B) 11Y (C) 9Y (D) 10Y (E) 8Y
Answer: C
in a railway station, there are tow trains going. One in the harbour line and one in the main line, each having a frequency of 10 minutes. the main line service starts at 5 o'clock. the harbour line starts at 5.02a.m. a man goes to the station every day to catch the first train. what is the probability of man catchinhg the first train Answer Choice: (A) 1/5 (B) 2/5 (C) 3/5 (D) 4/5 (E) 6/5
Answer: D