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big_math_dataset

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a sales person was starting a business and giving everyone that worked there a salary of 50000 for the first 6 years and giving them 65000 after 12 years. what would the interest rate for each year?
If 25% of x is 15 less than 15% of 1500, then x is?
Find the average of first 15 natural numbers.
What is |-26|?
A sum of money is borrowed and paid back in two annual installments of Rs. 882 each allowing 5% C.I. The sum borrowed was?
In a division sum, the remainder is 0. As student mistook the divisor by 12 instead of 21 and obtained 35 as quotient. What is the correct quotient ?
This topic is locked. If you want to discuss this question please re-post it in the respective forum. Matt and Peter can do together a piece of work in 20 days. After they have worked together for 12 days Matt stops and Peter completes the remaining work in 16 days. In how many days Peter complete the work separately.
Anita, Indu and Geeta can do a piece of work in 18 days, 27 days and 36 days respectively. They start working together. After working for 4 days. Anita goes away and Indu leaves 7 days before the work is finished. Only Geeta remains at work from beginning to end. In how many days was the whole work done?
The sale price sarees listed for Rs.560 after successive discount is 20% and 30% is?
For a positive integer n, define S(n) to be the sum of the positive divisors of n. Which of the following is the smallest?
If the cost price of 15 articles is same as the selling price of 25 articles. Find the gain or loss percentage?
What is the sum of the multiples of 4 between 63 and 151 inclusive?
If a sum of money at simple interest doubles in 6 years, it will become 4 times in
A photograph measuring 8.5 by 7.5 cm is to be enlarged. If the enlargement of the longer side is 13.6 cm, what is the length of the smaller side?
In how many ways the letters of the word RAIMBON be arranged?
How many bricks, each measuring 25 cm x 11.25 cm x 6 cm, will be needed to build a wall of 8 m x 6.6 m x 22.5 cm?
Two cylinders of the radius in the ratio 3 : 5 and heights in the ratio 10 : 9. Then find the volumes ratio?
ind the ratio of the curved surfaces of two cylinders of same heights if their radii are in the ratio 1:2?
A and B put in Rs.300 and Rs.400 respectively into a business. A reinvests into the business his share of the first year's profit of Rs.210 where as B does not. In what ratio should they divide the second year's profit?
Maru obtained 66, 65, 82, 67 and 75 marks (out of 100) in English, Mathematics, Physics, Chemistry and Biology. What are his average marks?
A is twice as good as B. And together they finish a piece of work in 18days. In how many days will A alone finish the work
What amount does Kiran get if he invests Rs. 18000 at 15% p.a. simple interest for four years?
In track last week, the boys ran 27 laps. The girls ran 9 more laps. Each lap is a three-fourth of a mile. How many miles did the girls run?
Dan can do a job alone in 15 hours. Annie, working alone, can do the same job in just 10 hours. If Dan works alone for 3 hours and then stops, how many hours will it take Annie, working alone, to complete the job?
Hannah and Glen will throw three dice each. The score is the sum of points on all three dice. If Hannah scores 3 in her attempt, what is the probability that Glen will outscore Hannah in his attempt?
A train running at the speed of 60 km/hr crosses a pole in 15 seconds. Find the length of the train.
If each year the population of the country grows by 40%, how many years will elapse before the population of the country doubles?
If 0.75 : x :: 5 : 8, then x is equal to:
The average age of a group of n people is 14 years old. One more person aged 32 joins the group and the new average is 15 years old. What is the value of n?
A train 125 m long passes a man, running at 8 km/hr in the same direction in which the train is going, in 10 sec. The speed of the train is?
If in coded language 23 = 10 72 = 63 65 = 66 84 = 96 Then 97 = ?
A rectangular paper when folded into two congruent parts had a perimeter of 34cm foer each part folded along one set of sides and the same is 38cm. When folded along the other set of sides. What is the area of the paper?
Sequence of numbers are 1, 11, 21, 1211, 111221. What will be the next one in the above sequence?
A family consists of two grandparents, two parents and six grandchildren. The average age of the grandparents is 65 years, that of the parents is 35 years and that of the grandchildren is 6 years. What is the average age of family?
The guidelines at a certain college specify that for the introductory English class, the professor may choose one of five specified novels, and choose two plays from a list of 5 specified plays. Thus, the reading list for this introductory class has one novel and two plays. How many different reading lists could a prof...
Difference between the length &breadth of a rectangle is 26 m. If its perimeter is 208 m, then its area is?? We have: (l - b) = 26 and 2(l + b) = 208 or (l + b) = 104?
If N = 5/6 + 6/7 + 7/8 + 8/9 + 9/10 + 10/11, then which of the following must be true of N?
14, 23, 32, 41, 50, 59, … In the sequence above, each term is 9 more than the previous term. What is the 41st term W of the sequence?
How many 3-digit numbers are completely divisible 6 ?
12 spheres of the same size are made from melting a solid cylinder of 16 cm diameter and 2 cm height. Find the diameter of each sphere.
A school’s annual budget for the purchase of student computers increased by 20% this year over last year. If the price of student computers increased by 10% this year, then the number of computers it can purchase this year is what percent greater than the number of computers it purchased last year?
There are 4 gold chain. 1 has 5links, other has 4 links and the other 2 have 3 links. goldsmith takes 50 paise to open the link and 1.00/- to attach the link. what is least cost to bake whole bracelet.
Average age of A and B is 24 years and average age of B, C and D is 22 years. The sum of the ages of A, B, C and D is
Jake, Lena, and Inna need to drive home from a corporate reception in an SUV that can seat 5 people. If only Inna or Jake can drive, how many seat allocations are possible?
A man swims downstream 72 km and upstream 45 km taking 9 hours each time; what is the speed of the current?
In a urban village of india named "owlna" , 80% people have refrigerator , 82% people have television , 70% people got computers and 75% got Air-conditionor. how many people(minimum) got all these luxury.
If x - 8 = -|x|, then x=?
In a division, divident is 760, divisior is 36 and quotient is 21. Find the remainder.
The simple interest accrued on an amount Rs.10,000 at the end of two years is same as the compound interest on Rs.8,000 at the end of two years. The rate of interest is same in both the cases. What is the rate of interest?
If y = 1296 * 125 * 4096 / 25, How many digits are in y,
Fox jeans regularly sell for $15 a pair and Pony jeans regularly sell for $18 a pair. During a sale these regular unit prices are discounted at different rates so that a total of $8.64 is saved by purchasing 5 pairs of jeans: 3 pairs of Fox jeans and 2 pairs of Pony jeans. If the sum of the two discount rates is 22 per...
Of 100 applicants for a job, 50 had at least 5 years of prior work experience, 40 had advanced degrees, and 10 had at least 5 years of prior work experience and advanced degrees. How many of the applicants had neither 5 years of prior work experience nor advanced degrees?
An urn contains g green marbles and b blue marbles. If 3 green marbles and 7 blue marbles are added, and then one marble is selected at random from the urn, what is the probability that a blue marble will be drawn?
What profit percent is made by selling an article at a certain price, if by selling at 2/3rd of that price, there would be a loss of 12%?
In a group of 6 male and 4 female, four children are to be selected. In how many different ways can they be selected such that at least one boy should be there?
A and B put in Rs.300 and Rs.400 respectively into a business. A reinvests into the business his share of the first year's profit of Rs.210 where as B does not. In what ratio should they divide the second year's profit?
If x and y are different integers and x^2 = xy, which of the following must be true ? I. x = 0 II. y = 0 III. x = -y
Each factor of 230 is inscribed on its own plastic ball, and all of the balls are placed in a jar. If a ball is randomly selected from the jar, what is the probability that the ball is inscribed with a multiple of 46?
A parking space have 8 different slots. 8 cars has to arrange in 8 slots. But there are exactly 4 cars between 1 specified cars. In how many ways cars can be arranged?
A class of six students has to split into two indistinguishable teams of three people. Compute the number of distinct team arrangements that can result.
If x is divisible by 2, 14, and 10, which of the following must be the least multiple of x?
A person distributed 20% of his income to his 3 children each. He deposited 30% of his income to his wife's account. He donated 5% of remaining amount to an orphan house.Finally he has $50000. Find his total income?
In a game of 80 points; A can give B 5 points and C 15 points. Then how many points B can give C in a game of 60 ?
If c equals the sum of the even integers from 2 to 504, inclusive, and m equals the sum of the odd integers from 1 to 297, inclusive, what is the value of c + 2m?
A boy gives 15 percent of a pie to his mother, 10 percent to his father and 25 percent to his sister. What fraction of the pie is leftover?
How many times are the hands of a clock at right angle in a day?
If xy > 0, 1/x + 1/y = 2, and 1/xy = 8, then (x+y)/4 = ?
In 10 years, A will be twice as old5as B was 10 years ago. If A is now 5 years older than B, the present age of B is
Harriet planned to complete a certain task on Friday, January 1, but because of illness the completion date was postponed 48 days. On which day of the week in February was the task completed?
what is 66.67% of 804 of 0.1666 ?
397 x 397 + 104 x 104 + 2 x 400x 104 = x?
A table is bought for Rs.1000/- and sold at Rs.1200/- find the loss percentage
What is the place value of 8 in the numeral 8259
A bicycle wheel has a diameter of 0.61m. How many complete revolutions does it make in 1km?
Find the value for x from below equation: x/3=-7?
David covered a distance of 50 miles on his first trip. On a later trip he travelled 300 miles while going three times as fast. His new time compared with the old time was:
Two taps can separately fill a cistern 5 minutes and 15 minutes respectively and when the waste pipe is open, they can together fill it in 6 minutes. The waste pipe can empty the full cistern in?
A furniture manufacturer has two machines, but only one can be used at a time. Machine V is utilized during the first shift and Machine B during the second shift, while both work half of the third shift. If Machine V can do the job in 12 days working two shifts and Machine B can do the job in 15 days working two shifts...
How many words with or without meaning, can be formed by using all the letters of the word, ‘POWER’, using each letter exactly once?
Ramesh can finish a piece of work in 18 days. Rohan is twice as efficient as Ramesh.If they work together how many days will they need to finish the same amount of work?
If log 27 = 1.431, then the value of log 9 is
If n is an integer and 5^n > 400,000,000, what is the least possible value of n?
The ratio of the volumes of two cubes is 125 : 1728. What is the ratio of their total surface areas?
Zachary is helping his younger brother, Sterling, learn his multiplication tables. For every question that Sterling answers correctly, Zachary gives him 3 pieces of candy. For every question that Sterling answers incorrectly, Zachary takes away two pieces of candy. After 14 questions, if Sterling had answered 2 more qu...
Find the value of 72515 x 9999 = m?
Point X is located on line segment AB and point Y is located on line segment CD. If AB = CD and AX < CY, then
List I: 3, 6, 8, 9 List II: x, 3, 6, 8, 9
The average weight of 10 person's increases by 2.5 kg when a new person comes in place of one of them weighing 50 kg. What might be the weight of the new person?
how many terms are there in the G.P. 3,6,12,24,...,384?
If the manufacturer gains 10 %, the wholesale dealer 15 % and the retailer 25 %, then find the cost of production of a table if the retail price was Rs 1265
A and B form a study group and divide a 75 question study guide. If A answer 7 questions per hour, while B answer 5 every hour, what fraction of the study guide is incomplete after 4 hours?
15 lts of water containing 20% alcohol, then added 5 lts of water. What is % alcohol
A father said to his son, "I was as old as you are at the present at the time of your birth". If the father's age is 40 years now, the son's age 10 years back was:
What is the probability of getting a sum 9 from two throws of a dice?
Five years back, a father was 36 years older than his son. At present the father is 5 times as old as the son. How old will the son be three years from now?
The true discount on a bill due 9 months hence at 16% per annum is Rs. 189.The amount of the bill is :
What is the remainder when you divide 2^200-1 by 7?
The average weight of 8 person's increases by 2.5 kg when a new person comes in place of one of them weighing 50 kg. What is the weight of the new person?
Find the value of y from (12)^3 x 6^4 ÷ 432 = y?
If x and y are positive integers and 11 + x + y + xy = 25, what is the value of x + y?