Lots-of-LoRAs/task1678_mathqa_answer_selection huggingface dataset:
Input: Problem: a small water pump would take 3 hours to fill an empty tank. a larger pump would take 3 / 4 hour to fill the same tank. how many hours would it take both pumps, working at their respective constant rates, to fill the empty tank if they began pumping at the same time ?
Options: a. 3 / 4, b. 3 / 5, c. 5 / 7, d. 1 / 2, e. 4 / 5
Output: 

 b
Input: Problem: if m = 3 ^ n, what is the greatest value of n for which m is a factor of 31 !
Options: a. 8, b. 10, c. 12, d. 14, e. 16
Output: 

 d
Input: Problem: a couple spent $ 211.20 in total while dining out and paid this amount using a credit card. the $ 211.20 figure included a 20 percent tip which was paid on top of the price which already included a sales tax of 10 percent on top of the price of the food. what was the actual price of the food before tax and tip ?
Options: a. $ 120, b. $ 140, c. $ 150, d. $ 160, e. $ 180
Output: 

 d
Input: Problem: at what price must an article costing rs. 47.50 be marked in order that after deducting 7 % from the list price. it may be sold at a profit of 25 % on the cost price ?
Options: a. 63.84, b. 62.6, c. 62.1, d. 62.7, e. 62.2
Output: 

 a
Input: Problem: in a certain pond, 35 fish were caught, tagged, and returned to the pond. a few days later, 35 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 ?
Options: a. 400, b. 625, c. 875, d. 2500, e. 10 000
Output: 

 c
Input: Problem: maxwell leaves his home and walks toward brad ' s house at the same time that brad leaves his home and runs toward maxwell ' s house. if the distance between their homes is 70 kilometers, maxwell ' s walking speed is 4 km / h, and brad ' s running speed is 6 km / h, what is the distance traveled by brad ?
Options: a. 42, b. 18, c. 20, d. 24, e. 30
Output: 

 a
Input: Problem: 8 men, working 8 hours a day can complete a work in 18 days. how many hours a day must 12 men work to complete the same work in 12 days ?
Options: a. 6, b. 7, c. 8, d. 9, e. 10
Output: 

 c
Input: Problem: 2 ^ 46655 mod 9 = ?
Options: a. 4, b. 5, c. 6, d. 7, e. 8
Output: 

 b
Input: Problem: if n = 2.0563 and n * is the decimal obtained by rounding n to the nearest hundredth, what is the value of n * – n ?
Options: a. - 0.0053, b. - 0.0003, c. 0.0007, d. 0.0037, e. 0.0153
Output: 

 d
Input: Problem: the denominator of a fraction is 7 greater than the numerator. if the numerator and the denominator are increased by 4, the resulting fraction is equal to 5 â  „ 6. what is the value of the original fraction ?
Options: a. 23 / 30, b. 25 / 32, c. 31 / 38, d. 37 / 44, e. 47 / 54
Output: 

 c
Input: Problem: evaluate: 2.5 + 0.0005
Options: a. 2000, b. 3000, c. 1000, d. 5000, e. 4000
Output: 

 d
Input: Problem: increasing the original price of an article by 20 percent and then increasing the new price by 20 percent is equivalent to increasing the original price by
Options: a. 40 %, b. 41 %, c. 42 %, d. 43 %, e. 44 %
Output: 

 e
Input: Problem: length of a rectangular plot is 22 mtr more than its breadth. if the cost of fencin gthe plot at 26.50 per meter is rs. 5300, what is the length of the plot in mtr ?
Options: a. 51 m, b. 61 m, c. 71 m, d. 81 m, e. 91 m
Output: 

 b
Input: Problem: if the product of the integers from 1 to n is divisible by 378, what is the least possible value of n ?
Options: a. 7, b. 8, c. 9, d. 10, e. 11
Output: 

 c
Input: Problem: sushil got thrice as many marks in english as in science. his total marks in english, science and maths are 152. if the ratio of his marks in english and maths is 1: 5, find his marks in science ?
Options: a. 8, b. 77, c. 66, d. 55, e. 31
Output: 

 a
Input: Problem: the average of first 10 natural numbers is ?
Options: a. 5.6, b. 5.5, c. 5.1, d. 5.8, e. 5.2
Output: 

 b
Input: Problem: the area of a rectangular plot is 460460 square metres. if the length is 15 % 15 % more than the breadth, what is the breadth of the plot ?
Options: a. 14 metres, b. 20 metres, c. 18 metres, d. 12 metres, e. 16 metres
Output: 

 b
Input: Problem: xavier, yvonne, and zelda each try independently to solve a problem. if their individual probabilities for success are 1 / 4, 2 / 3 and 5 / 8, respectively, what is the probability that xavier and yvonne, but not zelda, will solve the problem ?
Options: a. 1 / 16, b. 7 / 8, c. 9 / 64, d. 5 / 64, e. 3 / 64
Output: 

 a
Input: Problem: lucy bought a 1 - year, 10000 certificate of deposit that paid interest at an annual rate of 8 percent compunded semiannually. what was the total amount of interest paid on this certificate at maturity ?
Options: a. 10464, b. 864, c. 816, d. 800, e. 480
Output: 

 d
Input: Problem: a certain elevator has a safe weight limit of 1950 pounds. what is the greatest possible number of people who can safely ride on the elevator at one time with the average ( arithmetic mean ) weight of half the riders being 190 pounds and the average weight of the others being 200 pounds ?
Options: a. 7, b. 8, c. 9, d. 10, e. 11
Output: 

 d
Input: Problem: what will be the fraction of 20 %
Options: a. 1 / 4, b. 1 / 5, c. 1 / 10, d. 1 / 8, e. none of above
Output: 

 b
Input: Problem: if a 2 - b 2 = 10 and a * b = 5, find a 4 + b 4.
Options: a. 50, b. 100, c. 150, d. 92, e. 25
Output: 

 c
Input: Problem: for the symbol, m ” n = n ^ 2 − m for all values of m and n. what is the value of 6 ” 3 ?
Options: a. 5, b. 3, c. 2, d. 1, e. 0
Output: 

 b
Input: Problem: find k if 24 / k = 4.
Options: a. 6, b. 7, c. 8, d. 4, e. 3
Output: 

 a
Input: Problem: on a map, 1 inch represents 28 miles. how many b inches would be necessary to represent a distance of 383.6 miles ?
Options: a. 5.2, b. 7.4, c. 13.7, d. 21.2, e. 28.7
Output: 

 c
Input: Problem: on a map the distance between two mountains is 312 inches. the actual distance between the mountains is 136 km. ram is camped at a location that on the map is 34 inch from the base of the mountain. how many km is he from the base of the mountain ?
Options: ['a. 14.83', 'b. 14.81', 'c. 14.8', 'd. 14.82', 'e. 14.12']
Output: 

 d
Input: Problem: john found that the average of 15 no. ' s is 40. if 10 is added to each number then the mean of number is ?
Options: a. 50, b. 55, c. 65, d. 72, e. 78
Output: 

 a
Input: Problem: the closest approximation of ( 69.28 × 0.004 ) / 0.03 is
Options: a. 0.092, b. 0.92, c. 9.2, d. 92, e. 920
Output: 

 c
Input: Problem: $ 100 is divided amongst a, b and c so that a may get 1 / 4 as much as b and c together, b may get 3 / 5 as much as a and c together, then the share of a is
Options: a. $ 15, b. $ 20, c. $ 25, d. $ 18, e. $ 30
Output: 

 b
Input: Problem: the sum of the squares of 3 consecutive natural number is 2030. what is the middle number ?
Options: a. 25, b. 26, c. 27, d. 28, e. 29
Output: 

 b
Input: Problem: there is a 30 % chance that tigers will not win at all during the whole season. there is a 30 % chance that portugeese will not play at all in the whole season. what is the greatest possible probability that the tigers will win and portugeese will play during the season ?
Options: a. 55 %, b. 60 %, c. 70 %, d. 72 %, e. 80 %
Output: 

 c
Input: Problem: the total number of digit used in numbering the pages of a book having 366 pages, is :
Options: a. 732, b. 990, c. 1098, d. 1305, e. none of these
Output: 

 b
Input: Problem: if 15 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 ?
Options: a. 95, b. 90, c. 85, d. 80, e. 60
Output: 

 e
Input: Problem: if the length of an edge of cube p is thrice the length of an edge of cube q, what is the ratio of the volume of cube q to the volume of cube p ?
Options: ['a. 1 / 4', 'b. 1 / 5', 'c. 1 / 6', 'd. 1 / 27', 'e. 1 / 9']
Output: 

 d
Input: Problem: mr. loyd wants to fence his square shaped land of 120 sqft each side. if a pole is laid every 10 ft how many poles do he need ?
Options: a. 20, b. 30, c. 48, d. 50, e. 60
Output: 

 c
Input: Problem: it is only in the second option we find the sentence a in continuation with the opening sentence d. sentence a alone explains, why the fear has such enormous effect on the human beings.
Options: a. 28, b. 99, c. 728, d. 27, e. 271
Output: 

 b
Input: Problem: there are 50 students in a class. if 6 % are absent on a particular day, find the number of students present in the class.
Options: a. 47, b. 36, c. 28, d. 12, e. 11
Output: 

 a
Input: Problem: find the compound interest on $ 1200 for 6 years at 20 % p. a. if ci is component yearly ?
Options: a. $ 120, b. $ 150, c. $ 2383, d. $ 250, e. $ 300
Output: 

 c
Input: Problem: for the past n days, the average ( arithmetic mean ) daily production at a company was 50 units. if today ' s production of 110 units raises the average to 55 units per day, what is the value of n ?
Options: a. 9, b. 11, c. 13, d. 15, e. 17
Output: 

 b
Input: Problem: ramesh purchased a refrigerator for rs. 12500 after getting a discount of 20 % on the labelled price. he spent rs. 125 on transport and rs. 250 on installation. at what price should it be sold so that the profit earned would be 18 % if no discount was offered ?
Options: a. 17608, b. 17606, c. 17604, d. 17600, e. 18880
Output: 

 e
Input: Problem: a sells a bicycle to b and makes a profit of 25 %. b sells the same bicycle to c at a profit of 25 %. if the final s. p. of the bicycle was rs. 225, find out the cost price of the bicycle for a.
Options: a. 237, b. 126, c. 971, d. 611, e. 144
Output: 

 e
Input: Problem: mary, peter, and lucy were picking chestnuts. mary picked twice as much chestnuts than peter. lucy picked 2 kg more than peter. together the 3 of them picked 26 kg of chestnuts. how many kilograms did mary pick ?
Options: a. 12, b. 24, c. 48, d. 52, e. 37
Output: 

 a
Input: Problem: 6 women can do 75 units of work in 8 days by working 5 hrs / day. in how many days can 4 women do 30 units of work by working 8 hrs / day ?
Options: a. 3 days, b. 4 days, c. 5 days, d. 6 days, e. 7 days
Output: 

 a
Input: Problem: mary ' s income is 60 percent more than tim ' s income, and tim ' s income is 60 percent less than juan ' s income. what percent of juan ' s income is mary ' s income ?
Options: a. 64 %, b. 120 %, c. 96 %, d. 80 %, e. 64 %
Output: 

 a
Input: Problem: for a certain exam, a score of 58 was 2 standard deviations below mean and a score of 98 was 3 standard deviations above mean. what was the standard deviation for the exam ?
Options: a. 7, b. 6, c. 8, d. 0, e. 2
Output: 

 c
Input: Problem: what is the sum of the multiples of 4 between 63 and 151 inclusive ?
Options: a. 2240, b. 2250, c. 2310, d. 2330, e. 2332
Output: 

 e
Input: Problem: the compound ratio of 2 / 3, 6 / 7, 4 / 3 and 1 / 8 is given by ?
Options: a. 2 / 21, b. 1 / 48, c. 1 / 98, d. 1 / 96, e. 1 / 68
Output: 

 a
Input: Problem: jim drove 384 miles of a 1200 miles journey. how many more miles does he need to drive to finish his journey ?
Options: a. 113 miles, b. 432 miles, c. 456 miles, d. 816 miles, e. 767 miles
Output: 

 d
Input: Problem: the sum of the even numbers between 1 and n is 89 * 90, where n is an odd number, then n = ?
Options: a. 167, b. 173, c. 179, d. 185, e. 193
Output: 

 c
Input: Problem: how many quarters are equal to 6 dollars ?
Options: a. 1, b. 8, c. 12, d. 9, e. 24
Output: 

 e
Input: Problem: a train covers a distance of 12 km in 16 min. if it takes 6 sec to pass a telegraph post, then the length of the train is ?
Options: a. 80, b. 90, c. 60, d. 75, e. 85
Output: 

 d
Input: Problem: points a, b, and, c have xy - coordinates ( 2,0 ), ( 8,12 ), and ( 14,0 ), respectively. points x, y, and z have xy - coordinates ( 6,0 ), ( 8,4 ), and ( 10,0 ), respectively. what fraction d of the area of triangle abc is the area of triangle xyz ?
Options: a. 1 / 9, b. 1 / 8, c. 1 / 6, d. 1 / 5, e. 1 / 3
Output: 

 a
Input: Problem: on a certain road 10 % of the motorists exceed the posted speed limit and receive speeding tickets, but 60 % of the motorists who exceed the posted speed limit do not receive speeding tickets. what percent of the motorists on the road exceed the posted speed limit ?
Options: a. 10.5 %, b. 12.5 %, c. 15 %, d. 22 %, e. 25 %
Output: 

 e
Input: Problem: the average weight of a, b and c is 45 kg. if the average weight of a and b be 40 kg and that of b and c be 47 kg, then the weight of b is :
Options: a. 39 kg, b. 32 kg, c. 33 kg, d. 34 kg, e. none of these
Output: 

 a
Input: Problem: the average of first five multiples of 6 is ?
Options: a. 6, b. 18, c. 9, d. 5, e. 7
Output: 

 b
Input: Problem: x can finish a work in 25 days. y can finish the same work in 20 days. y worked for 12 days and left the job. how many days does x alone need to finish the remaining work ?
Options: a. 2, b. 5, c. 6, d. 7, e. 8
Output: 

 e
Input: Problem: the product x of two prime numbers is between 17 and 100. if one of the prime numbers is greater than 2 but less than 6 and the other is greater than 13 but less than 25, then x =
Options: a. 18, b. 29, c. 37, d. 44, e. 95
Output: 

 e
Input: Problem: a train traveling at 72 kmph crosses a platform in 35 seconds and a man standing on the platform in 18 seconds. what is the length of the platform in meters ?
Options: a. 340 meters, b. 360 meters, c. 420 meters, d. 600 meters, e. can not be determined
Output: 

 a
Input: Problem: 12.5 * 6.2 * 8.8 = ?
Options: a. 352, b. 435, c. 224, d. 682, e. 742
Output: 

 d
Input: Problem: in a garment industry, 12 men working 8 hours per day complete a piece of work in 10 days. to complete the same work in 8 days, working 15 hours a day, the number of men required is :
Options: a. 4, b. 5, c. 6, d. 8, e. 9
Output: 

 d
Input: Problem: how many different positive integers exist between 10 ^ 5 and 10 ^ 6, the sum of whose digits is equal to 2 ?
Options: a. 6, b. 7, c. 5, d. 8, e. 18
Output: 

 a
Input: Problem: in the manufacture of a certain product, 8 percent of the units produced are defective and 5 percent of the defective units are shipped for sale. what percent of the units produced are defective units that are shipped for sale ?
Options: a. 0.2 %, b. 0.4 %, c. 0.8 %, d. 1.2 %, e. 2.0 %
Output: 

 b
Input: Problem: the present population of a town is 1240. population increase rate is 4 % p. a. find the population of town after 1 years ?
Options: a. 990, b. 1215, c. 1345, d. 1142, e. 1290
Output: 

 e
Input: Problem: audrey 4 hours to complete a certain job. ferris can do the same job in 3 hours. audrey and ferris decided to collaborate on the job, working at their respective rates. while audrey worked continuously, ferris took 2 breaks of equal length. if the two completed the job together in 2 hours, how many minutes long was each of ferris ’ breaks ?
Options: a. 5, b. 15, c. 17, d. 20, e. 25
Output: 

 b
Input: Problem: a confectioner decides to sell all of his pastry due to the coming holiday. his pastry goods are equally divided among a group of 50 regular customers. if only 49 customers come to the bakery, each one will receive 6 less pastry goods. how much pastry does the confectioner needs to sell ?
Options: a. 500., b. 412., c. 432., d. 502., e. 522.
Output: 

 a
Input: Problem: due to construction, the speed limit along an 9 - mile section of highway is reduced from 55 miles per hour to 40 miles per hour. approximately how many minutes more will it take to travel along this section of highway at the new speed limit than it would have taken at the old speed limit ?
Options: a. a. 5.61, b. b. 3.69, c. c. 10, d. d. 15, e. e. 24
Output: 

 b
Input: Problem: mary and mike enter into a partnership by investing $ 550 and $ 450 respectively. at the end of one year, they divided their profits such that a third of the profit is divided equally for the efforts they have put into the business and the remaining amount of profit is divided in the ratio of the investments they made in the business. if mary received $ 1000 more than mike did, what was the profit made by their business in that year ?
Options: a. $ 8000, b. $ 10000, c. $ 15000, d. $ 12000, e. $ 12500
Output: 

 c
Input: Problem: two pipes a and b can separately fill a tank in 12 and 15 minutes respectively. a third pipe c can drain off 45 liters of water per minute. if all the pipes are opened, the tank can be filled in 15 minutes. what is the capacity of the tank ?
Options: a. 399, b. 540, c. 772, d. 272, e. 121
Output: 

 b
Input: Problem: if a ( a + 2 ) = 48 and b ( b + 2 ) = 48, where a ≠ b, then a + b =
Options: a. - 10, b. - 9, c. - 5, d. - 4, e. - 2
Output: 

 b
Input: Problem: by selling 20 pencils for a rupee a man loses 30 %. how many for a rupee should he sell in order to gain 30 % ?
Options: a. 8.56, b. 10.75, c. 14.5, d. 16.5, e. 11.4
Output: 

 b
Input: Problem: a 5 - digit number is formed by the digits 2, 45, 68 ( each digit used exactly once.. what is the probability that the number formed is divisible by 4 ?
Options: a. 2 / 5, b. 3 / 5, c. 4 / 5, d. 6 / 5, e. 7 / 5
Output: 

 a
Input: Problem: the membership of a committee consists of 3 english teachers, 4 mathematics teachers, and 2 social studies teachers. if 2 committee members are to be selected at random to write the committee ’ s report, what is the probability that the two members selected will both be english teachers ?
Options: a. 2 / 3, b. 1 / 3, c. 2 / 9, d. 1 / 12, e. 1 / 24
Output: 

 d
Input: Problem: 6 ) a marketing firm determined that, of 260 households surveyed, 80 used neither brand a nor brand b soap. 60 used only brand a soap and for every household that used both brands of soap, 3 used only brand b soap. how many of the 200 household surveyed used both brands of soap ?
Options: a. a. 15, b. b. 20, c. c. 30, d. d. 40, e. e. 45
Output: 

 c
Input: Problem: at a florist shop on a certain day, all corsages sold for either $ 20 or $ 30. if 10 of the corsages that sold for $ 30 had instead sold for $ 20, then the store ' s revenue from corsages that day would have been reduced by 20 percent. what was the store ' s actual revenue from corsages that day ?
Options: a. $ 200, b. $ 400, c. $ 500, d. $ 800, e. $ 1000
Output: 

 c
Input: Problem: the probability that a number selected at random from the first 50 natural numbers is a composite number is
Options: a. 17 / 26, b. 17 / 25, c. 17 / 20, d. 17 / 22, e. 17 / 21
Output: 

 b
Input: Problem: a person buys an article at rs. 480. at what price should he sell the article so as to make a profit of 24 % ?
Options: a. 595, b. 882, c. 772, d. 662, e. 521
Output: 

 a
Input: Problem: the speed of a boat in still water in 42 km / hr and the rate of current is 5 km / hr. the distance travelled downstream in 44 minutes is :
Options: a. 86.6 km, b. 46.6 km, c. 34.5 km, d. 35.6 km, e. 26.6 km
Output: 

 c
Input: Problem: a retailer buys 80 pens at the market price of 36 pens from a wholesaler, if he sells these pens giving a discount of 1 %, what is the profit % ?
Options: a. 110, b. 115, c. 112, d. 118, e. 120
Output: 

 e
Input: Problem: two men a and b working together complete a piece of work which it would have taken them respectively 12 and 18 days to complete if they worked separately. they received rs. 149.25 as their payment. find the share of a in the amount they received ?
Options: a. rs. 89.55, b. rs. 59.70, c. rs. 85.56, d. rs. 88.56, e. none of these
Output: 

 a
Input: Problem: the operation is defined for all integers a and b by the equation ab = ( a - 1 ) ( b - 1 ). if y 12 = 110, what is the value of y ?
Options: a. 11, b. 12, c. 13, d. 15, e. 18
Output: 

 a
Input: Problem: john and steve are speed walkers in a race. john is 15 meters behind steve when he begins his final push. john blazes to the finish at a pace of 4.2 m / s, while steve maintains a blistering 3.7 m / s speed. if john finishes the race 2 meters ahead of steve, how long was john ’ s final push ?
Options: a. 13 seconds, b. 17 seconds, c. 26 seconds, d. 34 seconds, e. 51 seconds
Output: 

 d
Input: Problem: carol spends 1 / 4 of her savings on a stereo and 1 / 2 less than she spent on the stereo for a television. what fraction of her savings did she spend on the stereo and television ?
Options: a. 1 / 4, b. 2 / 7, c. 5 / 12, d. 3 / 8, e. 7 / 12
Output: 

 d
Input: Problem: in a village there are 150 men and 90 women in present time. if in next year population will be p = ( a ^ 2 + b ^ 2 ) ^ 1 / 2, and in every year men are reduces 4 %. what is population of after 2 year.
Options: a. 140, b. 141, c. 142, d. 143, e. 147
Output: 

 e
Input: Problem: if k is the greatest positive integer such that 3 ^ k is a divisor of 15 ! then k =
Options: a. 3, b. 4, c. 5, d. 6, e. 7
Output: 

 d
Input: Problem: the time taken by a man to row his boat upstream is twice the time taken by him to row the same distance downstream. if the speed of the boat in still water is 60 kmph, find the speed of the stream ?
Options: a. 18 kmph, b. 19 kmph, c. 21 kmph, d. 22 kmph, e. 20 kmph
Output: 

 e
Input: Problem: a man whose speed is 4.5 kmph in still water rows to a certain upstream point and back to the starting point in a river which flows at 1.5 kmph, find his average speed for the total journey ?
Options: a. 4, b. 5, c. 6, d. 7, e. 8
Output: 

 a
Input: Problem: if x is 12 percent greater than 80, then x =
Options: a. 89.6, b. 91.0, c. 88.0, d. 70.9, e. 71.2
Output: 

 a
Input: Problem: s is a set of 50 consecutive multiples of 2. if the smallest number in s is 56, then the greatest number in s is
Options: a. 198, b. 154, c. 199, d. 102, e. 105
Output: 

 b
Input: Problem: points a, b, c, and d, in that order, lie on a line. if ab = 3 cm, ac = 4 cm, and bd = 8 cm, what is cd, in centimeters ?
Options: a. 7, b. 2, c. 3, d. 4, e. 5
Output: 

 a
Input: Problem: the average age of a class of 20 students is 18 years. the average increased by 2 when the teacher ' s age also included. what is the age of the teacher ?
Options: a. 40 years, b. 41 years, c. 42 years, d. 43 years, e. 44 years
Output: 

 a
Input: Problem: if the simple interest on a sum of money for 2 years at 5 % per annum is rs. 50, what is the compound interest on the same sum at the rate and for the same time ?
Options: a. rs. 51.25, b. rs. 51.27, c. rs. 51.79, d. rs. 51.8, e. rs. 51.93
Output: 

 a
Input: Problem: 50 men took a dip in a water tank 40 m long and 20 m broad on a religious day. if the average displacement of water by a man is 3 m 3, then the rise in the water level in the tank will be :
Options: a. 20 cm, b. 25 cm, c. 35 cm, d. 18.75 cm, e. none of these
Output: 

 d
Input: Problem: a cyclist bikes x distance at 10 miles per hour and returns over the same path at 9 miles per hour. what is the cyclist ' s average rate for the round trip in miles per hour ?
Options: a. 8.1, b. 8.3, c. 8.6, d. 8.9, e. 9.5
Output: 

 e
Input: Problem: a tank contains 7,000 gallons of a solution that is 5 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 ?
Options: a. 4.77 %, b. 5.77 %, c. 6.77 %, d. 7.77 %, e. 8.77 %
Output: 

 d
Input: Problem: the first flight out of phoenix airport had a late departure. if the next 3 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 40 % ?
Options: a. 4, b. 6, c. 5, d. 2, e. 8
Output: 

 d
Input: Problem: the ratio between the length and the breadth of a rectangular park is 3: 2. if a man cycling along the boundary of the park at the speed of 12 km / hr completes one round in 7 minutes, then the area of the park ( in sq. m ) is
Options: a. 153200, b. 153400, c. 153600, d. 154000, e. 117600
Output: 

 e
Input: Problem: the compound ratio of 5: 1, 3: 1 and 2: 5 ?
Options: a. 6: 1, b. 1: 3, c. 1: 5, d. 1: 1, e. 1: 6
Output: 

 a
Input: Problem: the sum of even numbers between 1 and 31 is
Options: a. 16, b. 128, c. 240, d. 512, e. none
Output: 

 c
Input: Problem: let s is a set of all natural numbers less than 120 such that hcf of any element in s and 120 is 1. find the sum of all elements in s ?
Options: a. 1584, b. 7640, c. 5640, d. 7240, e. 6780
Output: 

 a