loafeihong/math_mmlu_format huggingface dataset:
The average age of 50 students in a class is 14 years. If the age of teacher is also included, the average becomes 15 years, find the age of the teacher. Answer Choice: (A) 30 (B) 65 (C) 60 (D) 55 (E) 56
Answer: B
It costs a publishing company 50,000 dollars to make books. The 50,000 is a fixed cost or a cost that cannot change. To help the publishing company sell the books, a marketing company charges 4 dollars for each book sold. If the company charges 9 dollars per book, how many books should they sell to break even? Answer Choice: (A) 100 (B) 1000 (C) 10000 (D) 100000 (E) None
Answer: C
How many positive integers less than 14 can be expressed as the sum of a positive multiple of 2 and a positive multiple of 3? Answer Choice: (A) 14 (B) 13 (C) 12 (D) 11 (E) 8
Answer: E
01-Jan-2007 was Monday. What day of the week lies on 01-Jan-2008? Answer Choice: (A) Wednesday (B) Sunday (C) Friday (D) Tuesday (E) None of these
Answer: D
If x is 20 percent more than y and y is 50 percent less than z, then x is what percent of z? Answer Choice: (A) 500% (B) 250% (C) 500/3% (D) 125% (E) 60%
Answer: E
Find the odd man out
864, 420, 200, 96, 40, 16, 6 Answer Choice: (A) 420 (B) 200 (C) 96 (D) 40 (E) 6
Answer: C
In how many ways can the letters of the word "SUN" be arranged? Answer Choice: (A) 4 (B) 6 (C) 8 (D) 10 (E) 12
Answer: B
The below sequence is a bit tricky. Can you solve it to find the next number?
5, 25, 325, 4325, ? Answer Choice: (A) 56189 (B) 54367 (C) 54325 (D) 53182 (E) 62819
Answer: C
The bankerâ€™s discount of a certain sum of money is Rs. 78 and the true discount on the same sum for the same time is Rs. 66. The sum due is Answer Choice: (A) 429 (B) 280 (C) 360 (D) 450 (E) None
Answer: A
Jim and John are workers in a department that has a total of 7 employees. Their boss decides that two workers from the department will be picked at random to participate in a company interview. What is the probability that both Jim and John are chosen? Answer Choice: (A) 2/21 (B) 4/21 (C) 5/21 (D) 6/21 (E) 1/21
Answer: E
In how many different ways can a group of 4 men and 4 women be formed out of 7 men and 8 women? Answer Choice: (A) 2450 (B) 105 (C) 1170 (D) Cannot be determined (E) None of these
Answer: A
Anand and Deepak started a business investing Rs. 34,000 and Rs. 35,000 respectively. Out of a total profit of Rs. 13,800, Deepak's share is? Answer Choice: (A) 2777 (B) 2888 (C) 8400 (D) 7000 (E) 2781
Answer: D
number of ways by which 4digit no made where aless than b,bless than c,c less than d where all lies between 1 to 9 Answer Choice: (A) 1290 (B) 1296 (C) 1380 (D) 1480 (E) 1580
Answer: B
The length of the longest tape in cm which can be used to measure exactly, the length 100cm; 2m25cm; and 7m80cm is: Answer Choice: (A) 30 (B) 5 (C) 10 (D) 36 (E) 25
Answer: B
The radius of a wheel is 22.4 cm. What is the distance covered by the wheel in making 1000 resolutions? Answer Choice: (A) 794 m (B) 704 m (C) 1408 m (D) 1860 m (E) 1760 m
Answer: C
Grace has 16 jellybeans in her pocket. She has 8 red ones, 6 green ones, and 2 blue ones. What is the minimum number of jellybeans she must take out of her pocket to ensure that she has one of each color? Answer Choice: (A) 4 (B) 8 (C) 12 (D) 13 (E) 15
Answer: E
A hollow sphere of internal and external diameters 4 cm and 8 cm respectively is melted into a cone of base diameter 8 cm. The height of the cone is : Answer Choice: (A) 12 cm (B) 14 cm (C) 16 cm (D) 17 cm (E) None
Answer: B
find value for x from below equation? x + 1 = -4 Answer Choice: (A) -5 (B) -4 (C) 4 (D) 3 (E) 2
Answer: A
Prints a page 50 pg per min .If the printed for 2 hours except 15 min.Where there
was an paper jam,how many page did it print Answer Choice: (A) 10,880 (B) 12,880 (C) 5,250 (D) 8,880 (E) 18,880
Answer: C
A certain auto manufacturer sold 7% fewer vehicles in 2007 than in 2006. If the manufacturer sold 2.1 million vehicles in 2006, how many vehicles, to the nearest 10,000, did the manufacturer sell in 2007? Answer Choice: (A) 63,000 (B) 1,960,000 (C) 2,030,000 (D) 2,040,000 (E) 2,300,000
Answer: B
Solve the given two equations and find the inequality of X and Y. (a) x^4- 227= 398 and (b) y^2 + 321=346 Answer Choice: (A) If x>y (B) If x>y (C) If x<y (D) If x<=y (E) x=y or relationship cannot be established
Answer: E
If f(x)=7x+6 and g(y)=3y^2+ 5y-8 then g(f(x)) Answer Choice: (A) 96x^2+78x+74 (B) 857x^2+99x+89 (C) 852x^2+96x+87 (D) 147x^2+119x+58 (E) 852x^2+69x+98
Answer: D
When positive integer x is divided by positive integer y, the remainder is 6. If x/y = 6.12, what is the value of y? Answer Choice: (A) 96 (B) 75 (C) 50 (D) 25 (E) 12
Answer: C
An artist wishes to paint a circular region on a square poster that is 2.4 feet on a side. If the area of the circular region is to be 1/2 the area of the poster, what must be the radius of the circular region in feet? Answer Choice: (A) 1/pi (B) sqrt(2.88/pi) (C) 1 (D) 2/sqrt(pi) (E) pi/2
Answer: B
From a point P, on the surface of radius 3 cm, two cockroaches A and B started moving along two different circular paths, each having the maximum possible radius, on the surface of the sphere, that lie in the two different planes which are inclined at an angle of 45 degree to each other. If A and B takes 18 sec and 6 sec respectively, to complete one revolution along their respective circular paths, then after how much time will they meet again, after they start from P? Answer Choice: (A) 9 sec (B) 18 sec (C) 24 sec (D) 20 sec (E) 23 sec
Answer: A
If $5,000 is invested in an account at a simple annual rate of r percent, the interest is $250. When $16,000 is invested at the same interest rate, what is the interest from the investment? Answer Choice: (A) $700 (B) $750 (C) $850 (D) $800 (E) $900
Answer: D
Plaudia can choose any two of four different candles and any 8 of 9 different flowers for a centerpiece arrangement. Given these choices, how many candle + flower groupings can she select? Answer Choice: (A) 54 (B) 72 (C) 96 (D) 144 (E) 432
Answer: A
What is the place value of 2 in the numeral 2734? Answer Choice: (A) 4500 (B) 5000 (C) 2000 (D) 8000 (E) 8400
Answer: C
Mary can do a piece of work in 12 days. Rosy is 50% more efficient than Mary. The number of days taken by Rosy to do the same piece of work is? Answer Choice: (A) 7 (B) 8 (C) 9 (D) 11 (E) 10
Answer: B
A rectangular grassy plot 110 m. by 65 m has a gravel path 2.5 m wide all round it on the inside. Find the cost of gravelling the path at 40 paise per sq. metre Answer Choice: (A) s340 (B) s780 (C) s880 (D) s480 (E) s980
Answer: A
A retailer sells 10 shirts. The first 3 he sells for $82,$100 and $90. If the retailer wishes to sell the 10 shirts for an overall average price of over $100, what must be the minimum average price of the remaining 7 shirts? Answer Choice: (A) $100.00 (B) $104.00 (C) $110.00 (D) $115.00 (E) $119.00
Answer: B
Billy read 2 books. He read the first one in one week with 25 pages everyday. He read the second book in 12 days with 23 pages everyday. What is the total number of pages that Billy read? Answer Choice: (A) 670 pages (B) 442 pages (C) 451 pages (D) 553 pages (E) 344 pages
Answer: C
A contract is to be completed in 46 days sad 117 men were said to work 8 hours a day. After 33 days, (4/7) of the work is completed. How many additional men may be employed so that the work may be completed in time, each man now working 9 hours a day? Answer Choice: (A) 91 (B) 87 (C) 85 (D) 81 (E) None of them
Answer: D
The average age 9 members of a committee are the same as it was 2 years ago, because an old number has been replaced by a younger number. Find how much younger is the new member than the old number? Answer Choice: (A) 20 years (B) 21 years (C) 18 years (D) 29 years (E) 30 years
Answer: C
John throws a coin until a series of three consecutive heads or three consecutive tails appears. What is the probability that the game will end after the third throw? Answer Choice: (A) 1/4 (B) 2/16 (C) 3/16 (D) 7/16 (E) 9/16
Answer: A
To fill a tank, 200 buckets of water is required. How many buckets of water will be required to fill the same tank if the capacity of the bucket is reduced to four-fifths of its present ? Answer Choice: (A) 50 (B) 100 (C) 150 (D) 200 (E) 250
Answer: E
A photographer is to take group photographs of a class of students for the school magazine such that each photograph should have five students. If there are four girls and four boys in the class and each photograph must not have two girls or two boys standing together, how many different photographs can the photographer take? Answer Choice: (A) 80 (B) 288 (C) 44 (D) 576 (E) 288^2
Answer: D
Arabica coffee costs $0.6 per ounce while Robusta coffee costs $0.5 per ounce. If the blend of Arabica and Robusta costs $0.55 per ounce, what is the share of Arabica in this blend? Answer Choice: (A) 20% (B) 24% (C) 30% (D) 50% (E) 40%
Answer: D
A rope of which a calf is tied is increased from 12 m to 23 m, how much additional grassy ground shall it graze? Answer Choice: (A) 1217 (B) 1219 (C) 1210 (D) 1212 (E) 1312
Answer: C
A local bank that has 18 branches uses a two-digit code to represent each of its branches. The same integer can be used for both digits of a code, and a pair of two-digit numbers that are the reverse of each other (such as 17 and 71) are considered as two separate codes. What is the fewest number of different integers required for the 18 codes? Answer Choice: (A) 3 (B) 4 (C) 5 (D) 6 (E) 7
Answer: C
Which of the following inequalities is equivalent to 40 + 6x > -3x - 11x + 20? Answer Choice: (A)  x < 1 (B)  x < -1 (C)  x < 3 (D)  x < -3 (E)  x < 4
Answer: D
Find the average of the first 21 natural numbers? Answer Choice: (A) 8 (B) 9 (C) 10 (D) 11 (E) 12
Answer: D
For a finite sequence of non zero numbers, the number of variations in the sign is defined as the number of pairs of consecutive terms of the sequence for which the product of the two consecutive terms is negative. What is the number of variations in sign for the sequence 1, -3, 2, 5, -6? Answer Choice: (A) 1 (B) 2 (C) 3 (D) 4 (E) 5
Answer: C
10 women can complete a work in 7 days and 10 children take 14 days to complete the work. How
many days will 5 women and 10 children take to complete the work? Answer Choice: (A) 6 days (B) 7 days (C) 8 days (D) 9 days (E) None of these
Answer: B
Peter traveled the entire 50 miles trip. If he did the first 12 miles of at a constant rate 36 miles per hour and the remaining trip of at a constant rate 48 miles per hour, what is the his average speed, in miles per hour? Answer Choice: (A) 20mph (B) 24mph (C) 30mph (D) 38mph (E) 40mph
Answer: D
During a special promotion, a certain filling station is offering a 10 percent discount on gas purchased after the first 10 gallons. If Kim purchased 15 gallons of gas, and Isabella purchased 25 gallons of gas, then Isabella‟s total per-gallon discount is what percent of Kim‟s total per-gallon discount? Answer Choice: (A) 80% (B) 100% (C) 116.7% (D) 120% (E) 180%
Answer: E
What is the least number of squares tiles required to pave the floor of a room 6 m 75 cm long and 4 m 5 cm broad? Answer Choice: (A) 15 (B) 20 (C) 40 (D) 44 (E) 54
Answer: A
Find the value of y from (12)^3 x 6^4 ÷ 432 = y? Answer Choice: (A) 2354 (B) 2644 (C) 2645 (D) 4577 (E) 5184
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 36 hours respectively. The ratio of their speeds is? Answer Choice: (A) 3:6 (B) 6:3 (C) 4:9 (D) 4:4 (E) 4:2
Answer: B
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) 69.5 (C) 62.3 (D) 62.1 (E) 62.4
Answer: A
The retirement plan for a company allows employees to invest in 10 different mutual funds. Six of the 10 funds grew by at least 10% over the last year. If Sam randomly selected 4 of the 10 funds, what is the probability that 3 of Sam’s 4 funds grew by at least 10% over last year? Answer Choice: (A) 6C3 / 10C4 (B) 6C3 * 4C1 / 10C4 (C) 6C3 * 4C1 / 10P4 (D) 6P3 * 4P1 / 10C4 (E) 6P3 * 4P1 / 10P4
Answer: B
A person buys an article at $200. At what price should he sell the article so as to make a profit of 10%? Answer Choice: (A) 240 (B) 260 (C) 220 (D) 300 (E) 360
Answer: C
Four of the following five parts numbered (a), (b), (c), (d) and (e) are exactly equal. The number of the part which is not equal to the other four parts is your answer. Answer Choice: (A) 2x2 – 3xy + y2 (B) (2x + y)(x – y) (C) (x – y)2 + x(x – y) (D) (2x – y)2 – x(2x – y) (E) (2x – y)2 – 2x2 + xy
Answer: B
A retailer buys a radio for Rs 225. His overhead expenses are Rs 30. He sellis the radio for Rs 300. The profit percent of the retailer is Answer Choice: (A) 10% (B) 50% (C) 25% (D) 17.6% (E) None of these
Answer: D
what is the sum of the first 10 odd natural numbers Answer Choice: (A) 300 (B) 400 (C) 500 (D) 600 (E) 100
Answer: E
Albert borrowed a total of $ 6000 from Brian and Charlie. He paid simple interest at the rate of 7 % Per yr and 9 % per yr respectively.At the end of three years he paid $ 1400 as total interest. What is the interest paid to Brian at the end of three years? Answer Choice: (A) 825 (B) 790 (C) 795 (D) 785 (E) 770
Answer: E
A train speeds past a pole in 15 seconds and a platform 100 meter long in 25 seconds. What is length of the train ? Answer Choice: (A) 140 meter (B) 145 meter (C) 150 meter (D) 155 meter (E) 160 meter
Answer: C
A starts business with Rs.3500 and after 10 months, B joins with A as his partner. After a year, the profit is divided in the ratio 2 : 3. What is Bâ€™s contribution in the Capital ? Answer Choice: (A) 24887 (B) 20778 (C) 23788 (D) 31500 (E) 2811
Answer: D
A certain company assigns employees to offices in such a way that some of the offices can be empty and more than one employee can be assigned to an office. In how many ways can the company assign 6 employees to 2 different offices? Answer Choice: (A) 64 (B) 65 (C) 44 (D) 43 (E) 56
Answer: A
The average age of M boys is ‘b’ years and of ‘n’ girls ‘c’ years. The average age of all together is? Answer Choice: (A) (mb + nc)/ (m + m) years (B) (mb + nc)/ (n + n) years (C) (mb + nc)/ (m + n) years (D) (mb + nn)/ (m + n) years (E) (mn + nc)/ (m + n) years
Answer: C
From the sale of sleeping bags, a retailer made a gross profit of 17% of the wholesale cost. If each sleeping bag was sold for $28, what was the wholesale cost per bag? Answer Choice: (A) 3.0 (B) 3.36 (C) 23.93 (D) 25.0 (E) 31.36
Answer: C
Ronika deposited Rs.7000 which amounted to Rs.9200 after 3 years at simple interest. Had the interest been 2% more. She would get how much ? Answer Choice: (A) 9850 (B) 9500 (C) 9620 (D) 9760 (E) 9100
Answer: C
A train speeds past a pole in 50 seconds and a platform 500 m long in 100 seconds. Its length is: Answer Choice: (A) 550 m. (B) 300 m. (C) 600 m. (D) 400 m. (E) 500 m.
Answer: E
Raman,Lakshmi and Muthu enter into partnership. Raman invests some money at the beginning, Lakshmi invests double the amount after 6 months, and Muthu invests thrice the amount after 8 months. If the annual gain be Rs.36000. Lakshmi's share is? Answer Choice: (A) 12000 (B) 14000 (C) 8000 (D) 5000 (E) 3000
Answer: A
A man can row with a speed of 15 kmph in still water. If the stream flows at 5 kmph, then the speed in downstream is? Answer Choice: (A) 25 (B) 28 (C) 20 (D) 21 (E) 18
Answer: C
A man can do a piece of work in 8days, but with the help of his son, he can finish it in 3days. In what time can the son do it alone? Answer Choice: (A) 5 (B) 5 1/2 (C) 4 4/5 (D) 6 (E) 9 1/2
Answer: C
If f > x > y > z on the number line, y is halfway between x and z, and x is halfway between w and z, then (y - x)/(y - f) = Answer Choice: (A) 1/4 (B) 1/3 (C) 1/2 (D) 3/4 (E) 1
Answer: B
A father is now three times as old as his son. Five years back, he was four times as old as his son. The age of the son (in years) is Answer Choice: (A) 12 (B) 15 (C) 18 (D) 20 (E) 22
Answer: B
Two trains each 260 m in length are running on the same parallel lines in opposite directions with the speed of 80 kmph and 70 kmph respectively. In what time will they cross each other completely? Answer Choice: (A) 15 sec (B) 19 sec (C) 12.48 sec (D) 10 sec (E) 11 sec
Answer: C
We have boxes colored either red or blue. In each blue box there is a fixed number of blueberries. In each red box there is a fixed number of strawberries. If we dispose of one blue box for one additional red box, the total number of berries would increase by 12, and the difference between the total number of strawberries and the total number of blueberries would increase by 76. Each blue box contains how many blueberries? Answer Choice: (A) 26 (B) 28 (C) 30 (D) 32 (E) 34
Answer: D
The average salary of workers in an industry is Rs.200 the average salary of technicians being Rs.400 and that of non-technicians being Rs.125. What is the total number of workers? Answer Choice: (A) 277 (B) 665 (C) 287 (D) 208 (E) 268
Answer: B
What is the normal price of an article sold at $108 after two successive discounts of 10% and 20%? Answer Choice: (A) $130 (B) $140 (C) $150 (D) $160 (E) $170
Answer: C
A batsman makes a score of 87 runs in the 17th inning and thus increases his averages by 3. What is his average after 17th inning? Answer Choice: (A) 25 (B) 31 (C) 27 (D) 29 (E) 39
Answer: E
How many seconds will a 450 metre long train take to cross a man running with a speed of 6 km/hr in the direction of the moving train if the speed of the train is 60 km/hr? Answer Choice: (A) 25 (B) 30 (C) 40 (D) 45 (E) 60
Answer: B
A bakery orders a shipment of apples and uses them all to make 150 apple pies. On slow days it takes 6 hours to sell all 150 apple pies. On busy days they sell 200 pies in 6 hours. Calculate how many hours one shipment of apples will last on a busy day. Answer Choice: (A) 6.2 (B) 5 (C) 4.5 (D) 4.2 (E) 3.8
Answer: C
If 13 men working 6 hours a day can do a work in 88 days. Then 6 men working 8 hours a day can do it in how many days? Answer Choice: (A) 78 days. (B) 143 days. (C) 149 days. (D) 148 days. (E) 67 days.
Answer: B
A’s speed is 22/19 times that of B. If A and B run a race, what part of the length of the race should A give B as a head start, so that the race ends in a dead heat? Answer Choice: (A) 1/22 (B) 1/19 (C) 3/19 (D) 2/19 (E) 3/22
Answer: E
On a business trip, 30 percent of 60 sales representatives will be given accommodations at Hotel XYZ and the remaining 70 percent will be given accommodations at Hotel ABC. However, 55 percent of the sales representatives prefer to stay at Hotel XYZ and 45 percent prefer to stay at Hotel ABC. What is the highest possible number of sales representatives NOT given accommodations at the hotel they prefer? Answer Choice: (A) 72 (B) 52 (C) 66 (D) 90 (E) 51
Answer: E
A can do a job in 16 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) 28 4/5 days (B) 25 4/5 days (C) 22 4/5 days (D) 20 4/5 days (E) 21 4/5 days
Answer: C
Evaluate: |4 - 8(3 - 12)| - |5 - 11| = Answer Choice: (A) 49 (B) 55 (C) 69 (D) 70 (E) 82
Answer: D
If 18 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? Answer Choice: (A) 95 (B) 90 (C) 85 (D) 78 (E) 72
Answer: E
A shipment of 8 television sets contains 2 black-and-white sets and 6 color sets. If 2 television sets are to be chosen at random from this shipment, what is the probability that at least 1 of the 2 sets chosen will be a black-and-white set?
A.
B.
C.
D.
E. 13/28 Answer Choice: (A) 1/7 (B) 1/4 (C) 5/14 (D) 11/28 (E) 13/28
Answer: E
Two train each 500 m long, are running in opposite directions on parallel tracks. If their speeds are 45 km/hr and 30 km/hr respectively, the time taken by the slower train to pass the driver of the faster one is? Answer Choice: (A) 20s (B) 24s (C) 22s (D) 23s (E) 21s
Answer: B
There are 4 red shoes, 3 green shoes. If one draw randomly a shoe what is the probability of getting a red shoe Answer Choice: (A) 1/9 (B) 2/9 (C) 4/7 (D) 4/9 (E) 2/3
Answer: C
A speed of 7 metres per second is the same as : Answer Choice: (A) 28.64 km/hr (B) 22 km/hr (C) 30 km/hr (D) 25.2 km/hr (E) None
Answer: D
If A:B is 3:4 and B:C is 4:5 then A:C is equal to Answer Choice: (A) 1:3 (B) 3:5 (C) 3:4 (D) 3:7 (E) 1:5
Answer: B
A bicyclist's wheel has a circumference of 2 meters. if the bicyclist covers 20 meters in 5 hours at a constant speed, how many rotations does the wheel make per hour at that speed? Answer Choice: (A) 2 (B) 16 (C) 17 (D) 18 (E) 19
Answer: A
A train travels from New York to Chicago, a distance of approximately 480 miles, at an average rate of 60 miles per hour and arrives in Chicago at 5:00 in evening, Chicago time. At what hour in the morning, New York time, did the train depart for Chicago? (Note : Chicago time is one hour earlier than New York time) Answer Choice: (A) 10:00 (B) 4:00 (C) 5:00 (D) 6:00 (E) 7:00
Answer: A
Sohan ranks seventh from the top and twenty-sixth from the bottom in a class. How many students are there in the class ? Answer Choice: (A) 43 (B) 31 (C) 32 (D) 37 (E) 35
Answer: C
A man spends 10% of his income in house rent, 20% of the rest on his children’s education, 25% of the rest miscellaneous causes. If he now posses Rs. 1944 then his income is? Answer Choice: (A) 3600 (B) 5280 (C) 3400 (D) 5380 (E) 3400
Answer: A
A rectangular field is to be fenced on three sides leaving a side of 20 feet uncovered. If the area of the field is 256 sq. feet, how many feet of fencing will be required? Answer Choice: (A) 45.6 (B) 40 (C) 68 (D) 88 (E) 92
Answer: A
The length of the bridge, which a train 110 m long and traveling at 45 km/hr can cross in 30 sec is? Answer Choice: (A) 377 (B) 367 (C) 237 (D) 245 (E) 265
Answer: E
A man can row with a speed of 15 kmph in still water. If the stream flows at 5 kmph, then the speed in downstream is? Answer Choice: (A) 63kmph (B) 63kmph (C) 20kmph (D) 62kmph (E) 74kmph
Answer: C
The avg weight of A,B & C is 84 kg. If D joins the group, the avg weight of the group becomes 80 kg.If another man E who weights is 3 kg more than D Replaces A, Then the avgof B,C,D&E becomes 79 kg. What is the weight of A? Answer Choice: (A) 60 (B) 34 (C) 75 (D) 87 (E) 94
Answer: C
From a seven-member dance group, five will be chosen at random to volunteer at a youth dance event. If Kori and Jason are two of the seven members, what is the probability that both will be chosen to volunteer? Answer Choice: (A) a) 1/21 (B) b) 1/7 (C) c) 40/7 (D) d) 2/7 (E) e) 3/7
Answer: C
A 100-litre mixture of milk and water contains 30.25 litres of milk. 'x' litres of this mixture is removed and replaced with an equal quantum of water. If the process is repeated once, then the concentration of the milk stands reduced at 25%. What is the value of x? Answer Choice: (A) 9.1 litres (B) 10 litres (C) 8 litres (D) 12 litres (E) 6 litres
Answer: A
What least number must be added to 1100, so that the sum is completely divisible by 23 ? Answer Choice: (A) 2 (B) 3 (C) 4 (D) 5 (E) 6
Answer: C
the age difference between two brothers is 3 years. After 6 years the ratio between the age is 9:8
What are their ages? Answer Choice: (A) 21 and 18 (B) 21 and 19 (C) 21 and 17 (D) 20 and 18 (E) 22 and 18
Answer: A
A man whose speed is 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? Answer Choice: (A) 7 (B) 4 (C) 6 (D) 9 (E) 4.55
Answer: E
The average of 6 no.'s is 3.95. The average of 2of them is 3.4, while the average of theother 2 is 3.85. What is the average of the remaining 2 no's? Answer Choice: (A) 3.4 (B) 3.9 (C) 4.1 (D) 4.2 (E) 4.6
Answer: E
A and B started business in partnership investing Rs. 20,000 and Rs. 15,000 respectively. After six months, C joined them with Rs. 20,000. What will be B's share in the total profit of Rs. 25,000 earned at the end of 2 years from the starting of the business? Answer Choice: (A) 7500 (B) 7389 (C) 7379 (D) 7453 (E) 7637
Answer: A