loafeihong/math_mmlu_format huggingface dataset:
A student,after his teacher's question, chose a number, multiplied it by 2, then subtracted 138 from the result and got 102. What was the number he chose? Answer Choice: (A) 344 (B) 251 (C) 411 (D) 212 (E) 120
Answer: E
If Y > X and XM < YM, what must be true? Answer Choice: (A) M > 0. (B) M < Y. (C) X < 0. (D) M < 0. (E) Y < 0.
Answer: A
The tax on a commodity is diminished by 20% and its consumption increased by 15%. The effect on revenue is? Answer Choice: (A) 8 (B) 6 (C) 5 (D) 5 (E) 4
Answer: B
A simple interest amount of rs 5000 for six month is rs 200. what is the anual rate of interest? Answer Choice: (A) 10% (B) 6% (C) 8% (D) 9% (E) 7%
Answer: C
f n = 3^5 - 2^5, which of the following is NOT a factor of n? Answer Choice: (A) 211 (B) 422 (C) 633 (D) 100 (E) 844
Answer: D
In how many ways can be 6 boys and 6 girls sit around circular table so that no two boys sit next to each other? Answer Choice: (A) (5!)^2 (B) (6!)^2 (C) 5!6! (D) 11! (E) (5!)^2*6!
Answer: C
A, B and C completed a piece of work, A worked for 6 days, B for 9 days and C for 4 days. Their daily wages were in the ratio of 3:4:5. Find the daily wages of C, if their total earning was Rs.1480? Answer Choice: (A) Rs.109 (B) Rs.108 (C) Rs.100 (D) Rs.103 (E) Rs.102
Answer: C
The length of the bridge, which a train 130 metres long and travelling at 45 km/hr can cross in 30 seconds, is: Answer Choice: (A) 200 m (B) 225 m (C) 245 m (D) 250 m (E) 270 m
Answer: C
A car owner buys petrol at 7.50, 8.00 and 8.50 per litre for three successive years. What approximately is his average cost per litre of petrol if he spends 4000 each year? Answer Choice: (A) 8 (B) 9 (C) 7.98 (D) 8.50 (E) None of these
Answer: C
128% of 5/8 = Answer Choice: (A) 0.2 (B) 0.5 (C) 0.6 (D) 0.8 (E) 1.0
Answer: D
0, 1, 2, 4, 6, 9, 12, 16, ?
What number should replace the question mark? Answer Choice: (A) 24 (B) 20 (C) 19 (D) 26 (E) 47
Answer: B
The product of x and y is a constant. If the value of x is increased by 60%, by what percentage must the value of y be decreased? Answer Choice: (A) 30% (B) 32% (C) 35% (D) 37.5% (E) 40%
Answer: D
Two trains 300 m and 450 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) 10.6 (B) 27 (C) 10.4 (D) 10.8 (E) 10.1
Answer: B
By selling 33 metres of cloth , one gains the selling price of 11 metres . Find the gain percent . Answer Choice: (A) 12% (B) 25% (C) 30% (D) 45% (E) 50%
Answer: E
A vendor bought toffees at 6 for a rupee. How many for a rupee must he sell to gain 30%? Answer Choice: (A) 1/2 (B) 2/6 (C) 3/6 (D) 9/6 (E) 15/2
Answer: E
a, b, c are non negitive integers such that 28a+30b+31c = 365. a + b + c = ? Answer Choice: (A) 22 (B) 12 (C) 88 (D) 73 (E) 92
Answer: B
Write 880,000,000,000 in scientific notation. Answer Choice: (A) 8.8 * 10^11 (B) 800.900 * 10^11 (C) 8.900 * 10^11 (D) 80.9000* 10^11 (E) 08.900 * 10^11
Answer: A
If rupee one produces rupees nine over a period of 40 years, find the rate of simple interest? Answer Choice: (A) 20 % (B) 10 % (C) 15 % (D) 22 1/2% (E) 21%
Answer: D
If n is a prime number, which of the following could be true Answer Choice: (A) n^n/4 = 1^(n-1) (B) n^2/4= is even (C) (n)(n^n) = is negative (D) n^2+n^3= n^5 (E) n^n=n
Answer: A
How many multiples of 4 are there between 20 and 112, inclusive? Answer Choice: (A) 21 (B) 22 (C) 23 (D) 24 (E) 25
Answer: D
If w is 40 percent less than u,u is 40 percent less than y, and z is 46 percent less than y, then z is greater than w by what percent of w? Answer Choice: (A) 4% (B) 18% (C) 36% (D) 40% (E) 50%
Answer: E
A certain company’s profit in 1996 was 20 percent greater than its profit in 1995, and its profit in 1997 was 20 percent greater than its profit in 1996. The company’s profit in 1997 was what percent greater than its profit in 1995? Answer Choice: (A) 5% (B) 18% (C) 33% (D) 44% (E) 38%
Answer: D
Pat's watch gains an extra 10 seconds every 3 hours. Kim's watch loses 4 seconds every 2 hours. If both watches are set to correct time at 8 o'clock in the morning and run without interruption, after 36 hours, what will be the difference in time between Pat's watch and Kim's watch? Answer Choice: (A)  3 min 16 sec (B)  3 min 15 sec (C)  3 min 14 sec (D)  3 min 13 sec (E)  3 min 12 sec
Answer: E
A sun is divided among X, Y and Z in such a way that for each rupee X gets, Y gets 50 paisa and Z gets 40 paisa. If the share of X is RS. 30, what is the total amount? Answer Choice: (A) 67 (B) 55 (C) 62 (D) 47 (E) 57
Answer: E
Suppose you have three identical prisms with congruent equilateral triangles as the end-polygons. Suppose you attach them by the rectangular faces so they are perfectly aligned. There will be some large faces created by two or more co-planar faces of the individual prisms: count each such large face as one. Given that, how many faces does the resultant solid have Answer Choice: (A)  4 (B)  6 (C)  9 (D)  5 (E)  12
Answer: D
Linda spent 3/4 of her savings on furniture and the rest on a TV. If the TV cost her $240, what were her original savings? Answer Choice: (A) $900 (B) $800 (C) $960 (D) $700 (E) $1500
Answer: C
A apple costs Rs 20 each and a watermelon costs Rs. 7 each. If I spend Rs 47 on total what is the number of apple I purchased? Answer Choice: (A) 5 (B) 6 (C) 2 (D) 7 (E) 8
Answer: C
Of the science books in a certain supply room, 50 are on botany, 65 are on zoology, 90 are on physics. 30 are on geology, and 100 are on chemistry. If science books are removed randomly from the supply room, how many must be removed to ensure that 80 of the books removed are on the same science? Answer Choice: (A) 81 (B) 159 (C) 166 (D) 285 (E) 304
Answer: E
A boy rides his bicycle 10 km at an average speed of 12 km/hr and again travels 12 km at an average speed of 10 km/hr. His average speed for the entire trip is approximately? Answer Choice: (A) 10.6 km/hr (B) 10.8 km/hr (C) 18.8 km/hr (D) 80.8 km/hr (E) 10.1 km/hr
Answer: B
A, B and C started a business with capitals of Rs. 8000, Rs. 10000 and Rs. 12000 respectively. At the end of the year, the profit share of B is Rs. 3000. The difference between the profit shares of A and C is? Answer Choice: (A) 621 (B) 276 (C) 236 (D) 600 (E) 1200
Answer: E
In 1979 approximately 1/3 of the 37.3 million airline passengers traveling to or from the United States used Kennedy Airport. If the number of such passengers that used Miami Airport was 1/2 the number that used Kennedy Airport and 5 times the number that used Logan Airport, approximately how many millions of these passengers used Logan Airport that year? Answer Choice: (A)  18.6 (B)  9.3 (C)  1.2 (D)  3.1 (E)  1.6
Answer: C
What will come in place of the x in the following Number series? 5, 10, 20, x , 55 Answer Choice: (A) 33 (B) 37 (C) 55 (D) 50 (E) 43
Answer: C
In a certain pond, 50 fish were caught, tagged, and returned to the pond. A few days later, 50 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) 625 (C) 1250 (D) 2500 (E) 10 000
Answer: C
A man had to make 3 trips to the store because he kept forgetting items his wife had requested. The store was 500 meters from his home. It took the man 45 minutes to complete the store run. What was the man's speed in kilometers per hour. Answer Choice: (A) 2 (B) 1.5 (C) 2.25 (D) 3 (E) 1.75
Answer: C
Triangle STV has sides ST = TV = 13, and SV = 10. What is the area? Answer Choice: (A) 60 (B) 100 (C) 120 (D) 136 (E) 165
Answer: A
A student committee that must consists of 6 members is to be formed from a pool of 8 candidates. How many different committees are possible Answer Choice: (A) 5 (B) 28 (C) 40 (D) 56 (E) 336
Answer: B
2^1 + 2^1 + 2^1 + 2^1 = Answer Choice: (A) 2^2 (B) 4^6 (C) 4^8 (D) 4^9 (E) 4^12
Answer: A
If M = 2N+1 where M is an Integer then which of the following is true? Answer Choice: (A) M is even if N is a non integer and a multiple of 0.5 (B) M is always Even (C) M is a non multiple of 2 (D) M= 1 (E) M IS ODD
Answer: A
A man purchases 2 watches for $ 500. He sells one at 15% profit and the other at a loss of 10%. He neither gains nor loses on the whole. Thus, the cost price of two watches are : Answer Choice: (A) $ 260 and $ 300 (B) $200 and $ 300 (C) $224 and $336 (D) $560 and $560 (E) $224 and $ 350
Answer: B
A man can row downstream at the rate of 10 Km/hr and upstream at 6 Km/hr. Find man's rate in still water and the rate of current? Answer Choice: (A) 9,6 (B) 8,2 (C) 9,3 (D) 6,6 (E) None of these
Answer: B
In the youth summer village there are 300 people, 200 of them are not working,100 of them have families and 125 of them like to sing in the shower. What is the largest possible number of people in the village, which are working, that don't have families and that are singing in the shower? Answer Choice: (A) 150 (B) 125 (C) 175 (D) 200 (E) 100
Answer: E
The price of cooking oil has increased by 25%. The percentage of reduction that a family should effect in the use of cooking oil so as not to increase the expenditure on this account is? Answer Choice: (A) 25% (B) 20% (C) 23% (D) 24% (E) none of these
Answer: B
In the quiet town ofNothintodothere are 600 inhabitants, 400 are unemployed and 200 are somnambulists. If half of the somnambulists are unemployed, how many are employed and are not somnambulists? Answer Choice: (A) 50. (B) 100. (C) 150. (D) 200. (E) 300.
Answer: B
What is the sum of this series?
1, 3, 5, 7, 9, ...... 35. Answer Choice: (A) 324 (B) 350 (C) 384 (D) 444 (E) 256
Answer: A
A can do half the work in one day where as B can do it full. B can also do half the work of C in one day. Ratio in their efficiency will be? Answer Choice: (A) 1:2:8 (B) 1:2:0 (C) 1:2:5 (D) 1:2:4 (E) 1:2:1
Answer: D
The sum of the first n positive perfect squares, where n is a positive integer, is given by the formula n^3/3 + c*n^2 + n/6, where c is a constant. What is the sum of the first 20 positive perfect squares? Answer Choice: (A) 1,010 (B) 1,164 (C) 1,240 (D) 2,316 (E) 2,870
Answer: E
A rectangular photograph is surrounded by a border that is 3 inch wide on each side. The total area of the photograph and the border is M square inches. If the border had been 6 inches wide on each side, the total area would have been (M + 178) square inches. What is the perimeter of the photograph, in inches? Answer Choice: (A) 34 (B) 36 (C) 38 (D) 40 (E) 20
Answer: E
The price of 357 mangoes is Rs. 1517.25 what will be the approximate price of 9 dozens of such mangoes ? Answer Choice: (A) Rs. 3000 (B) Rs. 3500 (C) Rs. 4000 (D) Rs. 2500 (E) None of these
Answer: D
If x, y, and z are consecutive odd integers, with x < y < z, then which of the following must be true?
I. x + y is even
II. (x+z)/y is an integer
III. xz is even Answer Choice: (A) I only (B) II only (C) III only (D) I and II only (E) I, II, and III
Answer: D
If a 3-member subcommittee is to be formed from a certain 6-member committee, how many different such subcommittee are possible? Answer Choice: (A) 6 (B) 18 (C) 20 (D) 108 (E) 216
Answer: C
If m is not equal to zero, and m+1/m = 1, then what is the value of m^4 + (1/m)^4? Answer Choice: (A) -5 (B) -4 (C) -3 (D) -2 (E) -1
Answer: E
A girl has 12 jeans and 15 tops. In how many different ways can she select a jeans and a tops? Answer Choice: (A) 108 (B) 200 (C) 90 (D) 120 (E) 180
Answer: E
If a person allocates 20 percent of his budget to house rent, 30 percent to food, and 25 percent to clothes, what fraction of his budget remains for other allocations? Answer Choice: (A) 3/5 (B) 4/5 (C) 1/2 (D) 1/3 (E) 1/4
Answer: E
If a committee of 3 people is to be selected from among 4 married couples so that the committee does not include two people who are married to each other, how many such committees are possible? Answer Choice: (A) 20 (B) 32 (C) 54 (D) 80 (E) 120
Answer: B
If Jake loses 8 pounds, he will weigh twice as much as his sister Kendra. Together they now weigh 284 pounds. What is Jake’s present weight, in pounds? Answer Choice: (A) 176 (B) 180 (C) 184 (D) 188 (E) 192
Answer: E
A and B complete a work in 80 days. A alone can do it in 40 days. If both together can do the work in how many days? Answer Choice: (A) 1.0875 days (B) 0.1875 days (C) 0.0675 days (D) 0.0375 days (E) 0.0775 days
Answer: D
A composer’s guild is planning its spring concert, and eight pieces have been submitted for consideration. The director of the guild knows that they will only have time to present five of them. If the pieces can be played in any order, how many combinations of pieces are possible? Answer Choice: (A) 56 (B) 21 (C) 10 (D) 50 (E) 19
Answer: A
Line k is in the rectangular coordinate system. If the f-intercept of k is -2, and the y-intercept is 3, which of the following is an equation of line k? Answer Choice: (A) -3f + 2y = 6 (B) 3f + 2y = -6 (C) 3f - 2y = 6 (D) 2f - 3y = 6 (E) -2f - 3y = 6
Answer: A
John's annual salary after a raise of 15% is $45,000. What was his salary before the raise? Answer Choice: (A) $49,007 (B) $31,876 (C) $54,765 (D) $39,130 (E) $42,123
Answer: D
The marks of 10 students of a class are 46,51,62,70,35,x,50,83,65,52. If the average marks is 55, find x. Answer Choice: (A) 36 (B) 34 (C) 42 (D) 46 (E) 52
Answer: A
The population of a town increases 20% and 25% respectively in two consecutive years. After the growth the present population of the town is 1500. Then what is the population of the town 2 years ago? Answer Choice: (A) A)1000 (B) B)1100 (C) C)1200 (D) D)1300 (E) E)1400
Answer: A
If 21!/3^x is an integer, what is the greatest possible value of x? Answer Choice: (A) 3 (B) 4 (C) 5 (D) D (E) 7
Answer: D
Max bungee jumps from the top of a building straight to the ground at a constant speed. 5 seconds after he starts plummeting he passes the 10th floor. 10 seconds after he starts plummeting he passes the 5th floor. Each floor is 5 meters high. What is Mr. Wayne's speed in meters per second? Answer Choice: (A) 5 (B) 6 (C) 10 (D) 15 (E) 12
Answer: A
In how many different number of ways 7 men and 2 women can sit on a shopa which can accommodate persons? Answer Choice: (A) 200 (B) 210 (C) 230 (D) 250 (E) 15120
Answer: E
A mixture of 150 liters of wine and water contains 20% water. How much more water should be added so that water becomes 25% of the new mixture? Answer Choice: (A) 65 liters (B) 88 liters (C) 10 liters water (D) 45 liters (E) 8 liters
Answer: C
A is two years older than B who is twice as old as C. If the total of the ages of A, B and C be 22, then how old is B? Answer Choice: (A) 17 years (B) 19 years (C) 29 years (D) 8 years (E) 12 years
Answer: D
In 2008, the profits of Company N were 10 percent of revenues. In 2009, the revenues of Company N fell by 5 percent, but profits were 10 percent of revenues. The profits in 2009 were what percent of the profits in 2008? Answer Choice: (A) 80% (B) 105% (C) 120% (D) 124.2% (E) 95%
Answer: E
A person can swim in still water at 10 km/h. If the speed of water 4 km/h, how many hours will the man take to swim back against the current for 12 km? Answer Choice: (A) 2 (B) 7 (C) 5 (D) 9 (E) 6
Answer: A
At the end of three years what will be the compound interest at the rate of 10% p.a. on an amount of Rs.20000? Answer Choice: (A) 6620 (B) 9278 (C) 2782 (D) 5772 (E) 5286
Answer: A
In a simultaneous throw of two dice , what is the probability of getting to total of 10 or 11? Answer Choice: (A) 1/4 (B) 1/6 (C) 7/12 (D) 5/36 (E) 11/36
Answer: D
In the city of San Durango, 60 people own cats, dogs, or rabbits. If 38 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) 8 (D) 12 (E) 32
Answer: C
The set X = {10,11,12,13,14}. The set Y = {2,3,4,5}. We will randomly choose one element x from set X and one element y from set Y. What is the probability that x / y will be an integer? Answer Choice: (A) 7/20 (B) 3/20 (C) 7/10 (D) 3/10 (E) 3/5
Answer: D
The sum of two numbers is 20. The larger number is four less than twice the smaller number. What are the two numbers? Answer Choice: (A) 7 and 12 (B) 8 and 12 (C) 9 and 12 (D) 10 and 12 (E) None of these
Answer: B
Average between two sets of numbers is closer to the set with morenumbers? Answer Choice: (A) 70 (B) 80 (C) 85 (D) 90 (E) 95
Answer: B
A can finish a work in 12days, B in 9days and C in 2days, B and C start the work but are forced to leave after 3 days. The remaining work was done by A in? Answer Choice: (A) 10days (B) 12days (C) 6days (D) 7days (E) 5days
Answer: E
An amount of Rs. 100000 is invested in two types of shares. The first yields an interest of 9% p.a and the second, 11% p.a. If the total interest at the end of one year is 9 3/4 %, then the amount invested in each share was? Answer Choice: (A) 29777 (B) 37500 (C) 27889 (D) 2776 (E) 29971
Answer: B
If the price of an article went up by 20%, then by what percent should it be brought down to bring it back to its original price? Answer Choice: (A) 16 2/3% (B) 16 2/8% (C) 16 2/1% (D) 16 1/3% (E) 16 2/7%
Answer: A
The average of 25 results is 8. The average of first 12 of them is 14 and that of last 12 is 17. Find the 13 result? Answer Choice: (A) 52 (B) 68 (C) 78 (D) 92 (E) 65
Answer: D
How many integers between 300 and 1400 are there such that their unit digit is odd? Answer Choice: (A) 350 (B) 450 (C) 550 (D) 650 (E) 750
Answer: C
Caleb spends $64.50 on 50 hamburgers for the marching band. If single burgers cost $1.00 each and double burgers cost $1.50 each, how many double burgers did he buy? Answer Choice: (A) 29 (B) 10 (C) 20 (D) 40 (E) 45
Answer: A
5b2 is a three-digit number with b as a missing digit. If the number is divisible by 6, the missing digit is: Answer Choice: (A) 2 (B) 3 (C) 6 (D) 7 (E) 8
Answer: A
The average salary of 16 people in the shipping department at a certain firm is $20,000. The salary of 5 of the employees is $25,000 each and the salary of 4 of the employees is $16,000 each. What is the average salary of the remaining employees? Answer Choice: (A)  $18,714 (B)  $18,500 (C)  $18,000 (D)  $15,850 (E)  $12,300
Answer: A
If 314,314 bottles of water need to be placed in boxes and each box can contain at most 9 bottles of water. How many bottles of water will be in the last unfilled box? Answer Choice: (A) 4 (B) 5 (C) 6 (D) 7 (E) 10
Answer: D
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) 166 (B) 105 (C) 178 (D) 177 (E) 169
Answer: B
Mahesh marks an article 15% above the cost price of Rs. 540. What must be his discount percentage if he sells it at Rs. 460? Answer Choice: (A) 18% (B) 21% (C) 25.9% (D) 19% (E) None of these
Answer: C
The average age of 30 boys of a class is equal to 14 yrs. When the age of the class teacher is included the average becomes 15 yrs. Find the age of the class teacher. Answer Choice: (A) 40 yrs (B) 42 yrs (C) 45 yrs (D) 46 yrs (E) 47 yrs
Answer: C
In how many years, Rs. 150 will produce the same interest at 6% as Rs. 400 produce in 2 years at 4½% ? Answer Choice: (A) 4 years (B) 6 years (C) 8 years (D) 9 years (E) 12 years
Answer: A
If P = k^3 – k, where k and P are positive integers, and k is given by the expression k=(10x)n+54k=(10x)n+54, where x and n are positive integers, then what is the remainder when P is divided by 4 ? Answer Choice: (A) 0 (B) 1 (C) 2 (D) 3 (E) cannot be determined
Answer: A
If a store adds 50 chairs to its current inventory, the total number of chairs will be the same as three-halves the current inventory of chairs. If the manager wants to increase the current inventory by 40%, what will the new inventory of chairs be? Answer Choice: (A) 40 (B) 60 (C) 100 (D) 140 (E) 160
Answer: D
A certain characteristic in a large population has a distribution that is symmetric about the mean m. If 68 percent of the distribution lies within one standard deviation d of the mean, what percent Q of the distribution is less than m +d ? Answer Choice: (A) 16% (B) 32% (C) 48% (D) 84% (E) 92%
Answer: D
The cross-section of a cannel is a trapezium in shape. If the cannel is 8 m wide at the top and 6 m wide at the bottom and the area of cross-section is 700 sq m, the depth of cannel is? Answer Choice: (A) 76 (B) 100 (C) 27 (D) 80 (E) 25
Answer: B
Given 3^n, for any real integer of n, which of the following is a possible resultant? Answer Choice: (A) 242 (B) 244 (C) 243 (D) 254 (E) 245
Answer: C
Tough and Tricky questions: Word Problems.
Operation # is defined as: a # b = 4a^2 + 4b^2 + 8ab for all non-negative integers. What is the value of (a + b) + 8, when a # b = 100? Answer Choice: (A) 5 (B) 8 (C) 10 (D) 13 (E) 17
Answer: D
How many odd three-digit integers greater than 700 are there such that all their digits are different? Answer Choice: (A) 40 (B) 56 (C) 72 (D) 80 (E) 104
Answer: D
The vertex of a rectangle are (1, 0), (9, 0), (1, 2) and (9, 2) respectively. If line L passes through the origin and divided the rectangle into two identical quadrilaterals, what is the slope of line L? Answer Choice: (A) 5 (B) 4 (C) 1/2 (D) 1/5 (E) 1/8
Answer: D
The months of the calendar have been coded in the following ways:
January = 1071
February = 682
March = 1353
April = 154
May = 1335
June = 1046
July = 1047
August = 168
Using the same coding method, can you find out how to code September Answer Choice: (A) 19|9|9 (B) 19|9|8 (C) 19|9|7 (D) 19|9|6 (E) 19|9|5
Answer: A
The price of a certain painting increased by 10% during the first year and decreased by 15% during the second year. The price of the painting at the end of the 2-year period was what percent of the original price? Answer Choice: (A) 102% (B) 105% (C) 95% (D) 93.5% (E) 90%
Answer: D
Find the number of ways of arranging the letters of the word "MATERIAL" such that all the vowels in the word are to come together? Answer Choice: (A) 1877 ways (B) 1440 ways (C) 1678 ways (D) 1976 ways (E) 1286 ways
Answer: B
total 52 matches are conducted in Knockout match type. How many players will be participated in that tournament? Answer Choice: (A) 60 (B) 51 (C) 53 (D) 56 (E) 50
Answer: B
The sum of three numbers is 343. If the ratio of the first to the second is 2 : 3 and that of the second to the third is 5 : 8,then the second number is : Answer Choice: (A) 20 (B) 30 (C) 38 (D) 105 (E) None of these
Answer: D
Pipes A and B can fill a tank in 8 and 6 hours respectively. Pipe C can empty it in 12 hours. If all the three pipes are opened together, then the tank will be filled in Answer Choice: (A) 1 13/17 hours (B) 2 8/11 hours (C) 3 9/17 hours (D) 4 4/5 hours (E) None
Answer: D
WHEN A PERSON SELLS TWO ITEMS $1300 each, ONE AT A GAIN OF 20% AND OTHER AT A LOSS OF 20%.THEN THE SELLER INCURES A LOSS OR GAIN OF: Answer Choice: (A) no loss no gain (B) 2% gain (C) 5% gain (D) 4% loss (E) 1% loss
Answer: D
In May Mrs Lee's earnings were 60 percent of the Lee family's total income. In June Mrs Lee earned 30 percent more than in May. If the rest of the family's income was the same both months, then, in June, Mrs Lee's earnings were approximately what percent of the Lee family's total income ? Answer Choice: (A) 64% (B) 66% (C) 72% (D) 76% (E) 80%
Answer: B
If you roll 2 dice, what is the probability of rolling a 5? Answer Choice: (A) 1/9 (B) 1/12 (C) 1/3 (D) 5/12 (E) 2/13
Answer: A
There are 12 red balls, 10 blue balls, 12 green balls and 9 black balls in a bag. What is the minimum number of balls to be taken out of the bag to assure that you have all the balls of one color? Answer Choice: (A) 10 (B) 23 (C) 43 (D) 40 (E) 16
Answer: D
Two poles of height 6 meters and 11 meters stand on a plane ground. If the distance between their feet is 12 meters then find the difference in the distance between their tops: Answer Choice: (A) 12m (B) 5m (C) 13m (D) 11m (E) 12m
Answer: C
One fourth of a solution that was 10 percent salt by weight was replaced by a second solution resulting in a solution that was 16 percent salt by weight. The second solution was what percent salt by weight ? Answer Choice: (A) 34% (B) 24% (C) 22% (D) 18% (E) 8.5%
Answer: A