loafeihong/math_mmlu_format huggingface dataset:
Six bells commence tolling together and toll at intervals of 2,4,6,8,10 and 12 seconds respectively. in 30 m9nutes,how many times do they toll together ? Answer Choice: (A) 4 (B) 10 (C) 15 (D) 16 (E) 17
Answer: D
The difference between compound and simple interest on a certain sum of money for 3 years at 6 2/3% p.a is Rs.184. Find the sum? Answer Choice: (A) 33772 (B) 26782 (C) 26788 (D) 13500 (E) 27761
Answer: D
What annual payment will discharge a debt of Rs. 1125 due in 2 years at the rate of 5% compound interest? Answer Choice: (A) 993.2 (B) 551.25 (C) 534.33 (D) 605.03 (E) 646.33
Answer: D
If the sales tax reduced from 3 1/2 % to 3 1/3%, then what difference does it make to a person who purchases an article with market price of Rs. 8400 ? Answer Choice: (A) Rs.12 (B) Rs.16 (C) Rs.14 (D) Rs.10 (E) Rs.18
Answer: C
If 0.5% of A =80 paise, then the value of A is ? Answer Choice: (A) Rs. 170 (B) Rs. 160 (C) Rs. 1.70 (D) Rs. 4.25 (E) None
Answer: B
In the Biotechnology class of 2000, there were X graduates. 32 of the graduates found a job, 45 continued on to their second degree and 13 did both. If only 9 people didn't do both, What is X equal to? Answer Choice: (A) 69. (B) 71 (C) 73 (D) 75 (E) 76
Answer: C
The original price of a car was $30,000. Because the car owner thought he could get more money for the car, he set a new price by increasing the original price of the car by 5%. After a week, the car had not sold, so the owner discounted the new price by 5%, and the car was finally sold. What price was the car sold for? Answer Choice: (A) $29,915 (B) $29,925 (C) $29,935 (D) $29,945 (E) $29,955
Answer: B
Due to construction, the speed limit along an 9-mile section of highway is reduced from 55 miles per hour to 30 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 ? Answer Choice: (A) A) 5.61 (B) B) 8 (C) C) 10 (D) D) 15 (E) E) 8.19
Answer: E
Points M(7,2) and N(5,14) lie on the xy - plane. What is the midpoint of line segment MN? Answer Choice: (A) (5,0) (B) (6,8) (C) (0, (136^(1/2))/2) (D) (3/2,0) (E) (1,5)
Answer: B
When x is multiplied by 3, the result is 26 more than the result of subtracting x from 62. What is the value of x? Answer Choice: (A) -4 (B) -2 (C) 11 (D) 13 (E) 22
Answer: E
What is remainder of the division (1425*1427*1429)/12? Answer Choice: (A) 5 (B) 0 (C) 1 (D) 2 (E) 3
Answer: E
Missing number in the series
4 9 20 43 90 185 376? Answer Choice: (A) 175 (B) 185 (C) 759 (D) 195 (E) 180
Answer: C
The roof of an apartment building is rectangular and its length is 4 times longer than its width. If the area of the roof is 1024 feet squared, what is the difference between the length and the width of the roof? Answer Choice: (A) 38. (B) 40. (C) 42. (D) 48. (E) 46.
Answer: D
At present the age of the father is 3 times that of the age of the son. Three years hence the father's age would be 2 times that of his son. Find the present age of the father? Answer Choice: (A) 18years (B) 12years (C) 20years (D) 16years (E) 25years
Answer: A
Pat and Cara begin running at the same time and they start at the same place on a straight path. Pat runs at 9 miles per hour, and Cara runs at 5 miles per hour. After 10 minutes, Pat stops to stretch. If it takes Pat 20 minutes to stretch and Cara continues to run during this time, how many minutes will it take Pat to catch up to Cara? Answer Choice: (A) 12 (B) 15 (C) 18 (D) 21 (E) 24
Answer: B
Tomy's age 16 years hence will be thrice his age four years ago. Find Tomy's present age? Answer Choice: (A) 12 years (B) 13 years (C) 15 years (D) 14 years (E) 18 years
Answer: D
Suppose son name is 120,his brother name is 150 and his mother name is 190.find out his father's name??? Answer Choice: (A) 220 (B) 210 (C) 230 (D) 240 (E) 250
Answer: A
A man goes from A to B at a speed of 20 kmph and comes back to A at a speed of 30 kmph. Find his average speed for the entire journey? Answer Choice: (A) 19 kmph (B) 24 kmph (C) 17 kmph (D) 12 kmph (E) 16 kmph
Answer: B
5301 x 13 =? Answer Choice: (A) 89136 (B) 31986 (C) 68910 (D) 53113 (E) 68913
Answer: E
Tommy has a lot of Lego blocks, but only green and red blocks. There are four times as many green blocks as there are red blocks. If Tommy has Y Lego blocks, how many red blocks are there, in terms of Y. Answer Choice: (A) 3*Y (B) Y/3 (C) Y/5 (D) Y/4 (E) Y/6
Answer: C
Milk contains 5% water.What quantity of pure milk should be added to 10 litres of milk to reduce this to 2% ? Answer Choice: (A) 5 litres (B) 7 litres (C) 15 litres (D) Cannot be determined (E) None of these
Answer: C
How many three letter words are formed using the letters of the word BREAK? Answer Choice: (A) A)240 (B) B)360 (C) C)720 (D) D)120 (E) E)480
Answer: D
According to the formula F=9/5 (C) +32, if the temperature in degrees Farenheit (F) increases by 26, by how much does the temperature in degrees Celsius (C) increase? Answer Choice: (A) 9 (B) 14.44 (C) 47 (D) 48 3/5 (E) 59
Answer: B
The center of a circle is (5, -2). (5, 7) is outside the circle, and (2, -2) is inside the circle. If the radius, r, is an
integer, how many possible values are there for r? Answer Choice: (A)  4 (B)  2 (C)  2 (D)  10 (E)  12
Answer: A
When 100 is divided by positive integer x, the remainder is 3. What is the remainder when 197 is divided by x? Answer Choice: (A) 2 (B) 3 (C) 4 (D) 6 (E) 8
Answer: B
The prices of tea and coffee per kg were the same in june. In july the price of coffee shot up by 20% and that of tea dropped by 20%. if in july , a mixture containing equal quantities of tea and coffee costs 50/kg. how much did a kg of coffee cost in june ? Answer Choice: (A) 50 (B) 60 (C) 80 (D) 100 (E) 120
Answer: A
A train passes a station platform in 38 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) 200 (B) 220 (C) 240 (D) 250 (E) 270
Answer: E
What two-digit number is less than the sum of the square of its digits by 13 and exceeds their doubled product by 5? Answer Choice: (A)  95 (B)  99 (C)  26 (D)  73 (E)  None of the Above
Answer: B
The length of the room is 4m and width is 5m. Find the cost of paving the floor by slabs at the rate of Rs.200 per sq meter? Answer Choice: (A) 1000 (B) 2000 (C) 4000 (D) 3000 (E) 6000
Answer: C
Nina has exactly enough money to purchase 5 widgets. If the cost of each widget were reduced by $1.25, then Nina would have exactly enough money to purchase 8 widgets. How much money does Nina have? Answer Choice: (A) $16.7 (B) $24 (C) $30 (D) $36 (E) $40
Answer: A
At the beginning of the year, the ratio of boys to girls in high school X was 3 to 4. During the year, 10 boys and twice as many girls transferred to another high school, while no new students joined high school X. If, at the end of the year, the ratio of boys to girls was 4 to 5, how many boys were there in high school X at the beginning of the year? Answer Choice: (A) 70 (B) 120 (C) 100 (D) 90 (E) 110
Answer: B
If |m+n|=|m-n|, then m*n must be equal to: Answer Choice: (A) -3 (B) 0 (C) -2 (D) -4 (E) -5
Answer: B
City A to city B, Andrew drove for 1 hour at 50 mph and for 3 hours at 60 mph. What was the average speed for the whole trip? Answer Choice: (A) 56 (B) 57.5 (C) 58.9 (D) 61.4 (E) 62
Answer: B
In how many different orders can the people Alice, Benjamin, Charlene, David, Elaine, Frederick, Gale, and Harold be standing on line if each of Alice, Benjamin, Charlene must be on the line before each of Frederick, Gale, and Harold? Answer Choice: (A) 1,008 (B) 1,296 (C) 1,512 (D) 2,016 (E) 2,268
Answer: D
In a zoo, the ratio of the number of cheetahs to the number of pandas is 1 : 3 and was the same five years ago. If the increase in the number of cheetahs in the zoo since then is 1, then what is the increase in the number of pandas? Answer Choice: (A)  2 (B)  4 (C)  5 (D)  10 (E)  3
Answer: E
In eight years, David will be four times as old as Aaron. Twenty years ago, David was twice as old as Ellen. If David is seven years older than Ellen, how old is Aaron? Answer Choice: (A) 1–5 (B) 1.5–5 (C) 11–15 (D) 16–20 (E) 21–25
Answer: B
If x+y=2z, then which of the following represents the average (arithmetic mean) of x, y, and z, in terms of z? Answer Choice: (A)  2z+1 (B)  3z (C)  5z (D)  z (E)  3z/2
Answer: D
If the radius of a cylinder is made 3 times and height is doubled, what is the new volume of the cylinder divided by the old one? Answer Choice: (A) 18. (B) 2. (C) 6. (D) 4. (E) 10.
Answer: A
In a college, the ratio of the number of boys to girls is 8 : 5. If there are 200 girls, the total number of students in the college is Answer Choice: (A) 420 (B) 520 (C) 620 (D) 720 (E) 820
Answer: B
In an election, candidate Smith won 52% of the total vote in Counties A and S. He won 61% of the vote in County A. If the ratio of people who voted in County A to County S is 3:1, what percent of the vote did candidate Smith win in County S ? Answer Choice: (A) A.25% (B) B.27% (C) C.34% (D) D.43% (E) E.49%
Answer: A
The marks obtained by Polly and Sandy are in the ratio 3:5 and those obtained by Sandy and Willy are in the ratio of 3:2. The marks obtained by Polly and Willy are in the ratio of...? Answer Choice: (A) 3:4 (B) 5:6 (C) 7:8 (D) 9:10 (E) 11:12
Answer: D
A certain shade of gray paint is obtained by mixing 3 parts of white paint with 5 parts of black paint. If 2 gallons of the mixture is needed and the individual colors can be purchased only in one gallon or half gallon cans, what is the least amount of paint W, in gallons, that must be purchased in order to measure out the portions needed for the mixture? Answer Choice: (A) 2 (B) 2 1/2 (C) 3 (D) 3 1/2 (E) 4
Answer: B
If x^2 = 231, which of the following is closest to a potential value of x? Answer Choice: (A) -127 (B) -11 (C) 12 (D) 13 (E) 15
Answer: E
A fair 2 sided coin is flipped 6 times. What is the probability that tails will be the result at least twice, but not more than 5 times? Answer Choice: (A) 5/8 (B) 3/4 (C) 7/8 (D) 57/64 (E) 15/16
Answer: C
Each shelf of a bookcase contains 24 books. If the librarian took out 34 books and rearranged the remaining books so that all shelves but the last one contained 16 books and the last shelf contained 22 books, how many shelves does the bookcase have? Answer Choice: (A) A)4 (B) B)5 (C) C)6 (D) D)8 (E) E)9
Answer: B
A 420 meter long train crosses a platform in 60 seconds while it crosses a signal pole in 30 seconds. What is the length of the platform? Answer Choice: (A) 120 (B) 840 (C) 350 (D) 420 (E) 210
Answer: D
The cost price of 13 articles is equal to the selling price of 11 articles. Find the profit percent? Answer Choice: (A) 18 2/81% (B) 18 2/11% (C) 18 3/11% (D) 18 1/11% (E) 18 2/15%
Answer: B
"I am five times as old as you were, when I was as old as you are", said a man to his son. Find out their present ages, if the sum of their ages is 64 years. Answer Choice: (A) 47 years and 28 years. (B) 40 years and 24 years. (C) 48 years and 27 years. (D) 46 years and 26 years. (E) none of these
Answer: B
If 12% of x is equal to 6% of y, then 18% of x will be equal to how much % of y ? Answer Choice: (A) 7% (B) 9% (C) 11% (D) 12% (E) none of these
Answer: B
Train G and H, 455 miles apart, are traveling toward each other at constant rates and in the same time zone. If train G left at 4 pm traveling at a speed of 60 miles per hour, and train H left at 5:45 pm and traveling at 45 miles per hour, then at what time would they pass each other? Answer Choice: (A) 9.05Am (B) 9.11pm (C) 8.05pm (D) 7.05pm (E) 9.05pm
Answer: D
a milkman makes a profit of 20% on the sale of milk. If he were to add 10% water to the milk, by what % would his profit increase? Answer Choice: (A) 50 % (B) 60 % (C) 70 % (D) 80 % (E) 40 %
Answer: B
If n is a positive integer and the greatest common divisor of n and 16 is 4, and the greatest common divisor of n and 15 is 3, which of the following is the greatest common divisor of n and 48? Answer Choice: (A) 12 (B) 18 (C) 24 (D) 30 (E) 36
Answer: A
Out of three numbers, the first is twice the second and is half of the third. If the average of the three numbers is 70, the three numbers in order are? Answer Choice: (A) 60, 120, and 30 (B) 60, 30, and 120 (C) 30, 60, and 120 (D) 30, 120, and 60 (E) 120, 30, and 60
Answer: B
Three machines operating independently, simultaneously, and at the same constant rate can fill a certain production order in 40 hours. If one additional machine were used under the same operating conditions, in how manyfewerhours of simultaneous operation could the production order be fulfilled? Answer Choice: (A) 6 (B) 9 (C) 10 (D) 27 (E) 48
Answer: C
X and Y started a business by investing Rs.5000/- and Rs.15000/- respectively. Find the X’s share out of a total profit of Rs.1600: Answer Choice: (A) 200 (B) 250 (C) 300 (D) 350 (E) 400
Answer: E
In how many ways letters of the word RSCUPERATE be arranged? Answer Choice: (A) 357687 (B) 247886 (C) 284757 (D) 456788 (E) 302400
Answer: E
A and B complete a work in 16 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) 0.0875 days (E) 0.0775 days
Answer: D
In how many ways can the letters of the word 'LEADER' be arranged? Answer Choice: (A) 72 (B) 144 (C) 360 (D) 720 (E) None of these
Answer: C
A researcher computed the mean, the median, and the standard deviation for a set of performance scores. If25 were to be added to each score, which of these three statistics would change? Answer Choice: (A) The mean only (B) The mean and the median (C) The standard deviation only (D) The median only (E) The mean and the standard deviation
Answer: B
In how many ways can 5 boys and 2 ladiesbe arranged at a table if 2 ladies are never together? Answer Choice: (A) 245 (B) 278 (C) 390 (D) 420 (E) 480
Answer: E
A farm has chickens, cows and sheep. There are five times the number of chickens and cows than sheep. If there are more cows than chickens or sheep, and together, cows and chickens have a total of 100 feet and heads, how many sheep live at the farm? Answer Choice: (A) 5 (B) 8 (C) 10 (D) 4 (E) 17
Answer: D
If m is an integer, what is the greatest possible value for m that would still make the following statement true: 11*10^m < 1/10 ? Answer Choice: (A)  –4 (B)  –3 (C)  –2 (D)  –1 (E)  0
Answer: B
Two men A and B start from place X walking at 4 1/2 kmph and 5 1/2 kmph respectively. How many km apart they are at the end of 3 1/2 hours if they are walking in the same direction? Answer Choice: (A) 4 3/9 (B) 4 3/5 (C) 4 3/8 (D) 4 3/2 (E) 4 3/1
Answer: C
A shopkeeper mixed 7kg of salt worth Rs.6 per kg, 5kg of salt worth Rs.4 per kg and 6 kg of salt worth Rs.5 per kg. For what amount of money should he sell 4 kg of the mixed variety of salt in order to make a profit of 12½%? Answer Choice: (A) 22.95 (B) 23.95 (C) 24.95 (D) 25.95 (E) 26.95
Answer: A
If 28a+30b+31c=427.
then a+b+c=?.a,b,c are natural numbers Answer Choice: (A) 6 (B) 14 (C) 12 (D) 45 (E) 28
Answer: B
Find the odd one out:
125, 106, 83, 76, 65, 58, 53 Answer Choice: (A) 33 (B) 83 (C) 26 (D) 18 (E) 222
Answer: B
P can complete a piece of work in 18 days & B can do the same piece of work in 15 days. They started working together but after 3 days P left & Q alone completed the remaining work. The whole work was completed in how many days? Answer Choice: (A) 12 days (B) 12.5 days (C) 13 days (D) 14.5 days (E) 15.5 days
Answer: B
If 4^x = 8^y, then the value of (x/y)-1 is equal to : Answer Choice: (A) 1/2 (B) 0 (C) 1/4 (D) 3/4 (E) 2/3
Answer: A
complete the numerical series with the correct number
5+3+2=151022
9+2+4=183652
8+6+3=482466
5+4+5=202541
9+5+5= ? Answer Choice: (A) 468645 (B) 454586 (C) 454585 (D) 454386 (E) 444586
Answer: C
A man can do a job in 15 days. His father takes 20 days and his son finishes it in 25 days. How long will they take to complete the job if they all work together? Answer Choice: (A) 6.4 days (B) 4.4 days (C) 5.4 days (D) 8.4 days (E) 2.4 days
Answer: A
The edges of three iron cubes are 6cm; 8cm; 10cm respectively. A new cube was made by melting them. Find the edge of the new cube? Answer Choice: (A) 17 (B) 19 (C) 16 (D) 12 (E) 14
Answer: D
The average age of a husband and his wife was 26 years at the time of their marriage. After five years they have a one-year old child. The average age of the family now is : Answer Choice: (A) 11 (B) 18 (C) 21 (D) 287 (E) 27
Answer: C
A dealer purchases 15 articles for Rs. 25 and sells 12 articles for Rs. 33. Find the profit percentage? Answer Choice: (A) 65% (B) 50% (C) 59% (D) 40% (E) 53%
Answer: A
A soccer team played 158 games and won 40 percent of them. How many games did it win? Answer Choice: (A) 84 (B) 63.2 (C) 104 (D) 50.8 (E) 15.8
Answer: B
Given a bag with 2 red balls and 3 yellow balls, you randomly select one of them, in order. If the second ball you take is yellow, what is the probability that the first one was also yellow? Answer Choice: (A) 1/2 (B) 1/5 (C) 3/4 (D) 1/3 (E) 3/5
Answer: A
If the difference between the length and breadth of a rectangle is 23 m and its perimeter is 186 m, what is its area? Answer Choice: (A) 2510 (B) 2535 (C) 2530 (D) 2030 (E) 2520
Answer: D
Sequence P is defined by pn=pn−1+3, p1=11, sequence Q is defined as qn=qn−1–4, q3=103. If pk>qk+2, what is the smallest value k can take? Answer Choice: (A) 6 (B) 9 (C) 11 (D) 14 (E) 15
Answer: E
Out of seven given numbers, the average of the first four numbers is 4 and that of the last four numbers is also 4. If the average of all the seven numbers is 3, fourth number is Answer Choice: (A) 3 (B) 4 (C) 7 (D) 11 (E) 12
Answer: D
Tough and Tricky questions: Percents.
Over the course of a year, a certain microbrewery increased its beer output by 80 percent. At the same time, it decreased its total working hours by 10 percent. By what percent did this factory increase its output per hour? Answer Choice: (A) 100 (B) 200 (C) 300 (D) 400 (E) 500
Answer: B
A man can swim in still water at 3 km/h, but takes twice as long to swim upstream than downstream. The speed of the stream is? Answer Choice: (A) 1.7 (B) 1.4 (C) 1.1 (D) 1.5 (E) 1
Answer: E
On Monday morning, Chris receives tickets to a baseball game that will be played at 7pm on the next evening that it does not rain. However, Chris is only in town until Wednesday morning, at which point he must fly to another city. If there is a 40% chance of rain each of the next two evenings, what is the probability that Chris will be able to attend the game? Answer Choice: (A) 36% (B) 60% (C) 66% (D) 80% (E) 84%
Answer: E
Each night before he goes to bed, Jordan likes to pick out an outfit to wear the next day. He has 12 different shirts, 10 different pairs of jeans, and 7 pairs of sneakers. If an outfit consists of 1 shirt, 1 pair of jeans, and 1 pair of sneakers, how many different outfits does Jordan have? Answer Choice: (A) 30 (B) 840 (C) 240 (D) 480 (E) 960
Answer: B
There are 36 students in a certain geometry class. If one third of the students are boys and one fourth of the boys are under six feet tall, how many boys in the class are under six feet tall? Answer Choice: (A) 3 (B) 12 (C) 18 (D) 24 (E) 27
Answer: A
John and Jacob set out together on bicycle traveling at 15 and 9 miles per hour, respectively. After 40 minutes, John stops to fix a flat tire. If it takes John one hour to fix the flat tire and Jacob continues to ride during this time, how many hours will it take John to catch up to Jacob assuming he resumes his ride at 15 miles per hour? (consider John's deceleration/acceleration before/after the flat to be negligible) Answer Choice: (A) 3 (B) 3 1/3 (C) 3 1/2 (D) 4 (E) 1 1/4
Answer: E
Five marbles are randomly selected, one at a time (without return), from a bowl of 100 marbles (20 green, 30 blue, 10 yellow, and 40 black). What is the probability that all five marbles are black? (Answer in lowest terms). Answer Choice: (A) 201/125 (B) 9139/1045660 (C) 11350/146790 (D) 21/75 (E) 2/5
Answer: B
If the largest three digit number is subtracted from the smallest five digit number, then the remainder is Answer Choice: (A) 1 (B) 9000 (C) 9001 (D) 90001 (E) None
Answer: C
Look at this series: 15, __, 27, 27, 39, 39, ... What number should fill the blank? Answer Choice: (A) 51 (B) 39 (C) 23 (D) 15 (E) None
Answer: D
What is the present worth of Rs. 132 due in 2 years at 5% simple interest per annum Answer Choice: (A) 110 (B) 120 (C) 130 (D) 140 (E) None of these
Answer: B
With what number must 0.580 be multiplied in order to obtain the number 580? Answer Choice: (A) 100 (B) 1,000 (C) 10,000 (D) 100,000 (E) None of these
Answer: B
10 men and 15 women together can complete a work in 6 days. It takes 100 days for one man alone to complete the same work. How many days will be required for one woman alone to complete the same work? Answer Choice: (A) 127 days (B) 667 days (C) 177 days (D) 187 days (E) 225 days
Answer: E
A School Bus is used to transport students from home to college. There are total of 20 students who want to take the bus. There are 10 seats in the bus. 2 in the front row, 4 in the middle row and 4 in the last row. Bus driver has to make sure that front 2 seats are for nausea students. 4 students have nausea and can only sit in the front 2 seats. How many ways can the students sit in the bus. Answer Choice: (A) 100068 (B) 24443 (C) 2392329 (D) 445678 (E) 5405400
Answer: E
Percentage of profit earned by selling a book e for $1920 is equal to the percentage loss incurred by selling the same book for $1280. What price should the book be sold to make 25% profit? Answer Choice: (A) $500 (B) $1000 (C) $1500 (D) $1700 (E) $2000
Answer: E
For any positive integer n, the sum of the first n positive integers equals n(n+1)/2. What is the sum of all the integers between 100 and 200? Answer Choice: (A) 4545 (B) 5050 (C) 6525 (D) 4352 (E) 4652
Answer: B
In the reading room of a library, there are 25 reading spots. Each reading spot consists of a round table with 9 chairs placed around it. There are some readers such that in each occupied reading spot there are different numbers of readers. If in all there are 36 readers, how many reading spots do not have even a single reader? Answer Choice: (A) 17 (B) 16 (C) 15 (D) 14 (E) 9
Answer: A
Whats the next number in this number series ?
18, 46, 94, 63, 52, ? Answer Choice: (A) 23 (B) 12 (C) 34 (D) 61 (E) 55
Answer: D
Excluding stoppages, the speed of a bus is 54 kmph and including stoppages, it is 45 kmph. For how many minutes does the bus stop per hour? Answer Choice: (A) 9 (B) 10 (C) 12 (D) 20 (E) 22
Answer: B
How many different possible permutations can be made from the word ‘VULLAT’ such thatthe vowels are never together? Answer Choice: (A) 120 (B) 200 (C) 240 (D) 260 (E) 270
Answer: C
Consider a set S given as {11,22,33,44,55,66,77,88,99} . If each element of the data set is multiplied by -6 then by what factors will the Mean,Variance and Standard Deviation respectively change ? Answer Choice: (A) -6,-6,-6 (B) -6,6,6 (C) 1,1,1 (D) -6,36,6 (E) 6,6,36
Answer: D
A committee has 4 men and 6 women. What are the number of ways of selecting 2 men and 4 women from the given committee? Answer Choice: (A) 75 (B) 90 (C) 105 (D) 120 (E) 135
Answer: B
Two men are walking towards each other alongside a railway track. A freight train overtakes one of them in 20 seconds and exactly 10 minutes later meets the other man coming from the opposite direction. The train passes this man is 18 seconds. Assume the velocities are constant throughout. How long after the train has passed the second man will the two men meet? Answer Choice: (A) 89.7 minutes (B) 90 minutes (C) 90.3 seconds (D) 91 seconds (E) None of these
Answer: B
A cube of side 3 meter length is cut into small cubes of side 15 cm each. How many such small cubes can be obtained? Answer Choice: (A) 8078 (B) 1040 (C) 1058 (D) 1021 (E) 8000
Answer: E
x = 13.165
y = 7.686
z = 11.545
The number A is obtained by first rounding the values of x, y, and z to the hundredths place and then adding the resulting values. The number B is obtained by first adding the values of x, y, and z and then rounding the sum to the hundredths place. What is the value of A – B? Answer Choice: (A) 0.01 (B) 0.02 (C) 0.03 (D) 0.1 (E) 0.2
Answer: E