loafeihong/math_mmlu_format huggingface dataset:
A and B are mixed together in the ratio 9 : 11. What is the weight of mixture, if 26.1 kg of A has been consumed in it? Answer Choice: (A) 56 (B) 45 (C) 58.2 (D) 58 (E) 46
Answer: D
A batsman scored 120 runs whichincluded 3 boundaries and 8sixes. What % of his total score did he make by running between the wickets? Answer Choice: (A) 40% (B) 50% (C) 65% (D) 68% (E) 70%
Answer: B
In the city of San Durango, 60 people own cats, dogs, or rabbits. If 36 people owned cats, 40 owned dogs, 10 owned rabbits, and 12 owned exactly two of the three types of pet, how many people owned all three? Answer Choice: (A) 2 (B) 4 (C) 7 (D) 12 (E) 32
Answer: C
Find the missing number of the following series?
16 8 24 12 36 18 54 ? 81 Answer Choice: (A) 22 (B) 22 (C) 86 (D) 27 (E) 61
Answer: D
A salt manufacturing company produced a total of 5000 tonnes of salt in January of a particular year. Starting from February its production increased by 100 tonnes every month over the previous months until the end of the year. Find its average monthly production for that year? Answer Choice: (A) 5529 (B) 5529 (C) 5550 (D) 5528 (E) 5122
Answer: C
A license plate in the country Kerrania consists of four digits followed by two letters. The letters A, B, and C are used only by government vehicles while the letters D through Z are used by non-government vehicles. Kerrania's intelligence agency has recently captured a message from the country Gonzalia indicating that an electronic transmitter has been installed in a Kerrania government vehicle with a license plate starting with 79. If it takes the police 18 minutes to inspect each vehicle, what is the probability that the police will find the transmitter within three hours? Answer Choice: (A) 18/79 (B) 1/6 (C) 1/25 (D) 1/50 (E) 1/90
Answer: E
Two trains, one from Howrah to Patna and the other from Patna to Howrah, start simultaneously. After they meet, the trains reach their destinations after 9 hours and 16 hours respectively. The ratio of their speeds is? Answer Choice: (A) 4:6 (B) 4:3 (C) 4:9 (D) 4:7 (E) 4:4
Answer: B
In 1990 a total of s earthquakes occurred worldwide, some but not all of which occurred in Asia. If t o f these earthquakes occurred in Asia, which of the following represents the ratio of the number of earthquakes that occurred in Asia to the number that did NOT occur in Asia? Answer Choice: (A) s/t (B) t/s (C) t/(s-t) (D) s/(s-t) (E) 1- (t/s)
Answer: C
If there are twice as many women as men in a group and an equal number of men and women do not own cars - a group that is 30% of the total. What fraction of the total is men who do not own cars? Answer Choice: (A) 3⁄20 (B) 11⁄60 (C) 3⁄10 (D) 1⁄3 (E) 11⁄20
Answer: A
What will be the compound interest on a sum of Rs. 15000 after 3 years at the rate of 12% p.a.? Answer Choice: (A) s.10123.22 (B) s.5823.20 (C) s.9123.20 (D) s.7256.20 (E) s.6073.92
Answer: E
A train can travel 50% faster than a car. Both start from point A at the same time and reach point B at 75 kms away from A at the same time. On the way, however, the train lost about 12.5 minutes while stopping at the stations. The speed of the car is? Answer Choice: (A) 176 km/hr (B) 189 km/hr (C) 175 km/hr (D) 197 km/hr (E) 109 km/hr
Answer: C
Apples are bought at 7 for Rs. 9/- and sold at 9 for Rs. 7/-. Find the gain or loss percentage? Answer Choice: (A) 36.59% Gain (B) 36.59% Loss (C) 39.506% Loss (D) 39.506% Profit (E) None of these
Answer: C
What percent of 5 letter combinations that can be made from the letters of the word JERMONT and in which each letter can be used only once are the combinations in which the first letter is a vowel and the last letter is a consonant? Answer Choice: (A) 20% (B) 23.8% (C) 25% (D) 30.2% (E) 35%
Answer: B
A bookseller has two display windows. She plans to display 3 new fiction books in the left window, and 3 new non-fiction books in the right window. Assuming she can put the three fiction books in any order, and separately, the three non-fiction books in any order, how many total configurations will there be for the two display windows? Answer Choice: (A) 24 (B) 72 (C) 44 (D) 36 (E) 20
Answer: D
A retailer bought a machine at a wholesale price of $90 and later on sold it after a 10% discount of the retail price. If the retailer made a profit equivalent to 20% of the whole price, what is the retail price w of the machine? Answer Choice: (A) 	81 (B) 	100 (C) 	120 (D) 	135 (E) 	160
Answer: C
A rope of which a calf is tied is increased from 9 m to 23 m, how much additional grassy ground shall it graze? Answer Choice: (A) 1218 (B) 1212 (C) 1408 (D) 2707 (E) 2591
Answer: C
A does a work in 10 days and B does the same work in 15 days. In how many days they together will do the same work? Answer Choice: (A) 1 (B) 6 (C) 7 (D) 5 (E) 43
Answer: B
The probability of a lottery ticket being a prized ticket is 0.2. When 4 tickets are purchased, the probability of winning a prize on atleast one ticket is Answer Choice: (A) 0.4869 (B) 0.5904 (C) 0.6234 (D) 0.5834 (E) 0.2952
Answer: B
The difference between simple interest and compound interest on Rs.1200 for one year at 10% per annum reckoned half yearly is Answer Choice: (A) Rs.2.50 (B) Rs.3 (C) Rs.4 (D) Rs.3.75 (E) None
Answer: B
a.	In a class of 11, the teacher shares some oranges to all the pupils following the below progressive pattern:
1, 2, 4, 7, 8, 10, 13, 14, 16, 19, ?
How many oranges will the 10th person get? Answer Choice: (A) 20 (B) 18 (C) 22 (D) 24 (E) 23
Answer: A
Goldenrod and No Hope are in a horse race with 5 contestants. How many different arrangements of finishes are there if No Hope always finishes before Goldenrod and if all of the horses finish the race? Answer Choice: (A) 120 (B) 60 (C) 120 (D) 24 (E) 21
Answer: B
When a certain number X is divided by 143, the remainder is 51. Which of the following numbers, if added to X, would result in a number divisible by 13? Answer Choice: (A) 7 (B) 1 (C) 34 (D) 47 (E) 55
Answer: B
The age of the father 10 years ago was thrice the age of his son. Ten years hence, father’s age will be twice
that of his son. The ratio of their present ages is Answer Choice: (A) 5 : 2 (B) 7 : 3 (C) 9 : 2 (D) 13 : 4 (E) 1:2
Answer: B
Joshua and Jose work at an auto repair center with 5 other workers. For a survey on health care insurance, 2 of the 6 workers will be randomly chosen to be interviewed. What is the probability that Joshua and Jose will both be chosen? Answer Choice: (A) 1/21 (B) 1/12 (C) 1/9 (D) 1/6 (E) 1/3
Answer: A
Lisa is buying candy at the grocery store, and has $15 on hand. M&M's are $4.50, Snickers are $6.00, Reese's are $5.50, and Milky Way's are $7.25. Of the following, which of the 5 options could Lisa buy to have $4.00 leftover for a Coffee at Starbucks?A Answer Choice: (A) 2 M&M's (9) (B) 2 Snickers (12) (C) 2 Reese's (11) (D) 2 Milky Way's (14.50) (E) A & C
Answer: E
A person incurs 10% loss by selling a watch for $100. At what price should the watch be sold to earn 10% profit? Answer Choice: (A) $100 (B) $122 (C) $150 (D) $210 (E) $170
Answer: B
Four kilograms of oranges contained 98% of water. If the next day the concentration of water decreased by 2%, what was the new weight of the oranges, in kilograms? Answer Choice: (A)  4.9 (B)  4.8 (C)  2.5 (D)  2 (E)  0.2
Answer: D
Two girls started running simultaneously around a circular track of length 500 m from the same point at speeds of 30 km/hr and 20 km/hr. When will they meet for the first time any where on the track if they are moving in opposite directions? Answer Choice: (A) 35 (B) 36 (C) 37 (D) 38 (E) 39
Answer: B
A box held 20 blue marbles and 30 red marbles. One marble is drawn at random. What is the probability that the marble is red? Answer Choice: (A) 1/4 (B) 2/5 (C) 3/5 (D) 3/4 (E) None of these
Answer: C
A train passes a station platform in 34 seconds and a man standing on the platform in 20 seconds. If the speed of the train is 54 km/hr, what is the length of the platform? Answer Choice: (A) 248 m (B) 210 m (C) 277 m (D) 765 m (E) 176 m
Answer: B
The average temperature for Monday, Tuesday and Wednesday was 72Â°F. The average for Tuesday, Wednesday and Thursday was 74Â°F. If temperature on Thursday was 76Â°F, what was the temperature on Monday? Answer Choice: (A) 78Â°F (B) 70Â°F (C) 71Â°F (D) 68Â°F (E) None of the above
Answer: C
A man sells an article at 15% loss. Had he sold it for Rs. 140/- more he could have gained 20%. What is the cost price of the article? Answer Choice: (A) Rs.420/- (B) Rs.400/- (C) Rs.460/- (D) Rs.480/- (E) None of these
Answer: B
In how many different ways can the letters of the word 'SCHOOL' be arranged so that the vowels always come together? Answer Choice: (A) 90 (B) 100 (C) 120 (D) 130 (E) 150
Answer: C
0.009 x 0.015=? Answer Choice: (A) 3.15e-05 (B) 0.000135 (C) 0.135 (D) 0.0135 (E) 0.00315
Answer: B
A man walks at a rate of 10 mph. After every ten miles, he rests for 7 minutes. How much time does he take to walk 50 miles? Answer Choice: (A)  300 (B)  318 (C)  322 (D)  328 (E)  330
Answer: D
A, B and C hire a taxi for Rs. 2400 for one day. A, B and C used the car for 6 hours, 8 hours and 10 hours respectively. How much did C pay? Answer Choice: (A) Rs. 800 (B) Rs. 1000 (C) Rs. 600 (D) Rs. 1200 (E) None
Answer: B
4. A and B can do a certain piece of work in 18 Answer Choice: (A) 23 (B) 77 (C) 269 (D) 26 (E) 272
Answer: A
A vendor bought bananas at 6 for Rs.10 and sold them at Rs.4 for Rs.6 .Find his gain or loss percent . Answer Choice: (A) 10 (B) 20 (C) 25 (D) 30 (E) 32
Answer: A
96 is divided into two parts in such a way that seventh part of first and ninth part of second are equal. Find the smallest part? Answer Choice: (A) 22 (B) 88 (C) 42 (D) 66 (E) 11
Answer: C
5862 is to 714
and 3498 is to 1113
and 9516 is to 156
therefore 8257 is to ? Answer Choice: (A) 163 (B) 134 (C) 157 (D) 189 (E) 143
Answer: C
20. A certain church bell rings the bell twice at half past the hour and four
times at the hour plus an additional number of rings equal to what ever
time it is. How many rings will the clock make from 6:20 in the morning
to 09:50 in the morning? Answer Choice: (A) 44. (B) 36. (C) 42. (D) 46. (E) 50.
Answer: A
As a bicycle salesperson, Norman earns a fixed salary of $20 per week plus $6 per bicycle for the first six bicycles he sells, $12 per bicycle for the next six bicycles he sells, and $18 per bicycle for every bicycle sold after the first 12. This week, Norman earned more than twice as much as he did last week. If he sold m bicycles last week and y bicycles this week, which of the following statements must be true?
I. y > 2m
II. y > m
III. y > 3 Answer Choice: (A) I only (B) II only (C) I and II (D) II and III (E) I, II, and III
Answer: D
If the average (arithmetic mean) of 10 consecutive odd integers is 154, then the least of these integers is Answer Choice: (A) a) 51 (B) b) 58 (C) c) 145 (D) d)190 (E) e)210
Answer: C
Find the no.of ways of arranging the boy and 11 guests at a circular table so that the boy always sits in a particular seat? Answer Choice: (A) 3! (B) 8! (C) 7! (D) 9! (E) 11!
Answer: E
A Jar contains a mixture of AB in the ratio 4:1. When 20 L of Mixture is replaced with liquid B, ratio becomes 2:3. How many liters of liquid A was present in mixture initially. Answer Choice: (A) 12 (B) 15 (C) 32 (D) 20 (E) 25
Answer: C
1+2+2^2+2^3=？ Answer Choice: (A) (2^3-1)(2^3+1) (B) (2^2-1)(2^2+1) (C) 2^5-1 (D) 2^5+1 (E) 2^5-2
Answer: B
In how many different ways can the letters of the word JUDGE be arranged so that the vowels always come together? Answer Choice: (A) 48 (B) 24 (C) 120 (D) 60 (E) None of these
Answer: A
A school has 4 section of Chemistry in Class X having 65, 35, 45 and 42 students. The mean marks obtained in Chemistry test are 50, 60, 55 and 45 respectively for the 4 sections. Determine the overall average of marks per student. Answer Choice: (A) 50.25 (B) 52.25 (C) 51.95 (D) 53.25 (E) None of the above
Answer: C
If -11a and -8b are negative integers, then (-11a)*(-8b )+ ab is Answer Choice: (A) 88ab (B) -89ab (C) 89 ab (D) -88a (E) -88b
Answer: C
What is the remainder wen 2^35 is divided by 5? Answer Choice: (A) 1 (B) 2 (C) 3 (D) 4 (E) 5
Answer: C
The cost price of 18 articles is equal to the selling price of 11 articles. Find the profit percent? Answer Choice: (A) 18 2/15 (B) 36 2/11 (C) 45 2/14 (D) 54 2/16 (E) 63 7/11
Answer: E
A teacher prepares a test. She gives 5 objective type questions out of which 4 have to be answered. Find the total ways in which they can be answered if the first 2 questions have 2 choices and the last 3 have 4 choices. Answer Choice: (A) 255 (B) 448 (C) 192 (D) 100 (E) 144
Answer: B
Nitin’s salary is reduced by 10% and then reduced salary is increased by 10%. Find ,how many percentage his present salary is less as compared to his previous salary? Answer Choice: (A) 7% (B) 2% (C) 1% (D) 4% (E) 5%
Answer: C
The market value of a 10.5% stock, in which an income of Rs. 756 is derived by investing Rs. 8000, brokerage being 1/4%, is: Answer Choice: (A) 110.86 (B) 114 (C) 114.75 (D) 124 (E) 124.75
Answer: A
Of 40 applicants for a job, 24 had at least 4 years' experience, 15 had degrees, and 4 had less than 4 years' experience and did not have a degree. How many of the applicants had at least 4 years' experience and a degree? Answer Choice: (A)  14 (B)  3 (C)  9 (D)  7 (E)  5
Answer: B
How many cubes of 10 cm edge can be put in a cubical box of 1 m edge. Answer Choice: (A) 177 cm (B) 100 cm (C) 786 cm (D) 617 cm (E) 187 cm
Answer: B
8 men, working 9 hours a day can complete a work in 24 days. How many hours a day must 12 men work to complete the same work in 16 days? Answer Choice: (A) 6 (B) 7 (C) 8 (D) 9 (E) 10
Answer: D
If an object travels at five feet per second, how many feet does it travel in one hour? Answer Choice: (A) 30 (B) 3000 (C) 18 (D) 1800 (E) 2200
Answer: D
Kamal obtained 76, 65, 82, 67 and 85 marks(out of 100) in English, Mathematics, Physics, Chemistry and Biology. What are his average marks? Answer Choice: (A) 65 (B) 69 (C) 72 (D) 75 (E) NOne
Answer: D
If log102 = 0.3010, log10 3 = 0.4771, then the number of zeros between the decimal point and the first
significant figure in (0.0432)10 is? Answer Choice: (A) 10 (B) 13 (C) 14 (D) 15 (E) 16
Answer: B
If 09/12/2001 happens to be Sunday, then 09/12/1971 would have been at Answer Choice: (A) Wednesday (B) Tuesday (C) Saturday (D) Thursday (E) None of these
Answer: D
Jane makes toy bears. When she works with an assistant, she makes 80 percent more bears per week and works 10 percent fewer hours each week. Having an assistant increases Jane’s output of toy bears per hour by what percent R? Answer Choice: (A) 20% (B) 80% (C) 100% (D) 180% (E) 200%
Answer: C
Two pipes A and B can fill a tank in 6 hours and 4 hours respectively. If they are opened on alternate hours and if pipe A is opened first, in how many hours, the tank shall be full ? Answer Choice: (A) 4 hrs (B) 5 hrs (C) 7 hrs (D) 9 hrs (E) 8 hrs
Answer: B
There are 20 persons sitting in a circle. In that there are 18 men and 2 sisters. How many arrangements are possible in which the two sisters are always separated by a man? Answer Choice: (A) 18!x2 (B) 17! (C) 17x2! (D) 12 (E) 14
Answer: A
At Pete’s Pet Shop, 35 cups of bird seed are used every 5 days to feed 14 parakeets. How many cups of bird seed would be required to feed 9 parakeets for 7 days? Answer Choice: (A) 27 (B) 9 (C) 31.5 (D) 16 (E) 54
Answer: C
If the number 779 * 876 is completely divisible by 9, then the smallest whole number in place of * will b Answer Choice: (A) 4 (B) 5 (C) 7 (D) 1 (E) 9
Answer: D
Machine A can do a certain job in 8 hours. Machine B can do the same job in 10 hours. Machine C can do the same job in 12 hours. All three machines start the job at 9:00 a.m. Machine A breaks down at 11:00 a.m., and the other two machines finish the job. Approximately what time Q will the job be finished? Answer Choice: (A) Noon (B) 12:30 p.m. (C) 1:00 p.m. (D) 1:30 p.m. (E) 2:00 p.m.
Answer: C
Three friends-whose walking rates are 1 ft./sec., 3ft./sec.,and 6ft./sec. start together walking in the same direction around a circular track that is 120 feet in circumference.After how many minutes are the three of them together again? Answer Choice: (A) 2 mins (B) 10 mins (C) 15 mins (D) 3 mins (E) 7 mins
Answer: A
Stacy and Heather are 30 miles apart and walk towards each other along the same route. Stacy walks at constant rate that is 1 mile per hour fast than heather's constant rate of 5 miles/hour. If Heather starts her journey 24 minutes after Stacy, how far from the original destination has Heather walked when the two meet?. Answer Choice: (A) 15 mile (B) 14 mile (C) 11 mile (D) 10 mile (E) 12.5 mile
Answer: E
If (A+B) = 5, (B+C) = 6 and (C+D) = 3, what is the value of (A+D)? Answer Choice: (A) 16. (B) 8. (C) 7. (D) 2. (E) -2.
Answer: D
If a motorist had driven 1 hour longer on a certain day and at an average rate of 4 miles per hour faster, he would have covered 70 more miles than he actually did. How many more miles would he have covered than he actually did if he had driven 2 hours longer and at an average rate of 10 miles per hour faster on that day? Answer Choice: (A)  100 (B)  120 (C)  140 (D)  150 (E)  160
Answer: C
Last Sunday a certain store sold copies of Newspaper A for $1.00 each and copies of Newspaper B for $1.25 each, and the store sold no other newspapers that day. If r percent of the store's revenues from newspapers sales was from Newspaper A and if w percent of the newspapers that the store sold were copies of Newspaper A, which of the following expresses r in terms of w? Answer Choice: (A) 100p / (125 - p) (B) 150p / (250 - p) (C) 300p / (375 - p) (D) 400w / (500 - w) (E) 500p / (625 - p)
Answer: D
What will come in place of the x in the following Number series? 25, 100, x, 1600, 6400 Answer Choice: (A) 6400 (B) 5600 (C) 5790 (D) 8554 (E) 8756
Answer: A
At what price must an article costing Rs.47.50 be marked in order that after deducting 5% from the list price. It may be sold at a profit of 25% on the cost price? Answer Choice: (A) 62.5 (B) 62.1 (C) 62.9 (D) 62.2 (E) 42.5
Answer: A
A grocer has a sale of Rs. 6435, Rs. 6927, Rs. 6855, Rs. 7230 and Rs. 6562 for 5 consecutive months. How much sale must he have in the sixth month so that he gets an average sale of Rs. 6500? Answer Choice: (A) Rs. 4991 (B) Rs. 5001 (C) Rs. 5991 (D) Rs. 6001 (E) Rs. 6901
Answer: A
Find the sum of divisors of 544 which are perfect squares Answer Choice: (A) 21 (B) 22 (C) 23 (D) 24 (E) 25
Answer: A
Sushil got twice as many marks in English as in Science. His total marks in English, Science and Maths are 170. If the ratio of his marks in English and Maths is 5:3, find his marks in Science? Answer Choice: (A) 50 (B) 77 (C) 66 (D) 55 (E) 31
Answer: A
If f(y)=y^2 and y is a positive integer, which of the following CAN be the value of f(f(y))? Answer Choice: (A) 10 (B) 15 (C) 144 (D) 81 (E) 254
Answer: D
A certain number when divided by 45 leaves a remainder 31, what is the remainder if the same number be divided by 15? Answer Choice: (A) 2 (B) 7 (C) 6 (D) 1 (E) 9
Answer: D
A test has 180 questions. Each question has 5 options, but only 1 option is correct. If test-takers mark the correct option, they are awarded 1 point. However, if an answer is incorrectly marked, the test-taker loses 0.25 points. No points are awarded or deducted if a question is not attempted. A certain group of test-takers attempted different numbers of questions, but each test-taker still received the same net score of 40. What is the maximum possible number of such test-takers? Answer Choice: (A) 29 (B) 33 (C) 35 (D) 40 (E) 42
Answer: A
A train 240 m long passed a pole in 24 sec. How long will it take to pass a platform 650 m long? Answer Choice: (A) 870 (B) 89 (C) 90 (D) 97 (E) 98
Answer: B
For a light that has an intensity of 60 candles at its source, the intensity in candles, S, of the light at a point d d feet from the source is given by the formula S=60k/d^2 60, where k is a constant. If the intensity of the light is 20 candles at a distance of 3 feet from the source, what is the intensity of the light at a distance of 30 feet from the source? Answer Choice: (A) 3/10 candles (B) 1/2 candles (C) 1 1/3 candles (D) 1/5 candles (E) 3 candles
Answer: D
The areas, in kilometers squared, of some countries are given below. USA: 9,629,091, Russia: 20,098,242, China: 9,598,094, Canada: 9,984,670, the UK: 242,400 and India: 3,287,263.
What is the difference between the areas of Russia and China? Answer Choice: (A) 5,476,811 kilometers squared (B) 10,500,148 kilometers squared (C) 9,843,123 kilometers squared (D) 1,878,965 kilometers squared (E) 4,787,900 kilometers squared
Answer: B
The true discount on Rs. 1760 due after a certain time at 12% per annum is Rs. 160. The time after which it is due is : Answer Choice: (A) 6 months (B) 8 months (C) 9 months (D) 10 months (E) None of these
Answer: D
Two trains 140 m and 200 m long run at the speed of 60 km/hr and 40 km/hr respectively in opposite directions on parallel tracks. The time which they take to cross each other is? Answer Choice: (A) 10.9 sec (B) 8.64 sec (C) 53.8 sec (D) 10.8 sec (E) 10.4 sec
Answer: B
The sum of the digits of a two-digit number is 15 and the difference between the digits is 3. What is the two-digit number? Answer Choice: (A) 79 (B) 56 (C) 81 (D) Cannot be determined (E) None of these
Answer: D
A candidate got 32% of the votes polled and he lost to his rival by 1908 votes. How many votes were cast? Answer Choice: (A) 5100 (B) 5200 (C) 5300 (D) 5400 (E) 5500
Answer: C
A certain car can travel 64 kilometers on a liter of fuel. If the fuel tank’s contents decrease by 3.9 gallons over a period of 5.7 hours as the car moves at a constant speed, how fast is the car moving, in miles per hour? (1 gallon = 3.8 liters; 1 mile = 1.6 kilometers) Answer Choice: (A) 52 (B) 65 (C) 78 (D) 91 (E) 104
Answer: E
A can do a job in 15days and B in 20days. If they work on it together for 5 days, then the fraction of the work that is left is? Answer Choice: (A) 2/15 (B) 8/15 (C) 3/11 (D) 5/12 (E) 6/13
Answer: D
A and B walk around a circular track. They start at 9 a.m. from the same point in the opposite directions. A and B walk at a speed of 2 rounds per hour and 3 rounds per hour respectively. How many times shall they cross each other before 10.30 a.m.? Answer Choice: (A) 8 (B) 7 (C) 12 (D) 5 (E) 3
Answer: C
What amount does Kiran get if he invests Rs.8000 at 10% p.a. compound interest for two years, compounding done annually? Answer Choice: (A) Rs.9630 (B) Rs.9680 (C) Rs.9610 (D) Rs.9650 (E) None of these
Answer: E
A can do a job in 20 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) 24 days (B) 22 ½ days (C) 23 ½ days (D) 12 ½ days (E) None of these
Answer: A
Which of the following inequalities has a solution set, when graphed on the number line, is a single line segment of finite length? Answer Choice: (A) 2 <= 5x+6 <= 6 (B) 2 <= 3x+4 <= 6 (C) 2 <= 5x+4 <= 6 (D) 2 <= 3x+7 <= 6 (E) 2 <= 3x+8 <= 6
Answer: B
U(x, y) is the intersection point between the circle (x^2 + y^2 = 4) and the line (y = x +2). Which of the following can be the point U? Answer Choice: (A) (1, 2). (B) (2, 0). (C) (0, -2). (D) (-2, 0). (E) (2, 2).
Answer: D
If a man lost 8% by selling oranges at the rate of 25 a rupee at how many a rupee must he sell them to gain 25%? Answer Choice: (A) 20 (B) 15 (C) 18.4 (D) 20 (E) 12.8
Answer: C
There are 2 bars of gold-silver alloy; one piece has 2 parts of gold to 3 parts of silver and another has 3 parts of gold to 7 parts of silver. If both bars are melted into 8 kg bar with the final gold to silver ratio of 5:11. What was the weight of the first bar? Answer Choice: (A) 1 kg (B) 3 kg (C) 5 kg (D) 6 kg (E) 7 kg
Answer: A
Watermelon Computer Company began production in 2001 with a total of only 10 employees. From 2001 to 2006, the total number of employees increased to 500. From 2001 to 2016, the total number of employees increased to 5,000. What was the percentage increase of employees from 2006 to 2016? Answer Choice: (A)  10,000% (B)  6,700% (C)  2,000% (D)  3,000% (E)  5,000%
Answer: D