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big_math_dataset

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A store reported total sales of $460 million for February of this year. If the total sales for the same month last year was $320 million, approximately what was the percent increase in sales?
What is the smallest number which when diminished by 18, is divisible 8, 14, 26 and 28?
A company recently conducted a survey and found that 35,000 of its customers live in rural areas. If the number of customers who live in urban areas is 140 percent greater than the number of customers who live in rural areas, how many customers live in urban areas?
A batsman makes a score of 87 runs in the 17th inning and thus increases his average by 3. Find his average after 17th inning?
A grand father has 3 grand children. Age difference of two children among them is 3. Eldest child age is 3 times the youngest child’s age and the eldest child age is two year more than the sum of age of other two children. What is the age of the eldest child?
A question paper has two parts, A and B, each containing 10 questions. If a student has to choose 8 from part A and 5 from part B, in how many ways can he choose the questions?
Find the odd man out. 18, 3, 12, 24, 14, 34, 46
A bag contains five white and four red balls. Two balls are picked at random from the bag. What is the probability that they both are different color?
A bag contains 3 blue and 5 white marbles. One by one, marbles are drawn out randomly until only two are left in the bag. What is the probability Z that out of the two, one is white and one is blue?
A man swims downstream 30 km and upstream 18 km taking 3 hours each time, what is the speed of the man in still water?
What profit percent is made by selling an article at a certain price, if by selling at 1/2rd of that price, there would be a loss of 20%?
A sequence an is recursively defined where an = 3(an-1-1000) for n > 0. Compute the smallest integer x such that when a0 = x, an > a0 for all n > 0.
Walking with 4/5 of my usual speed, I miss the bus by 5 minutes. What is my usual time?
In a two digit number, the digit in the units place is two times the digit in ten's place and sum of the digits is equal to 6. What is the number?
If rupee one produces rupees nine over a period of 40 years, find the rate of simple interest?
Two trains 141 meters and 165 meters in length respectively are running in opposite directions, one at the rate of 80 km and the other at the rate of 65 kmph. In what time will they be completely clear of each other from the moment they meet?
A sum of money at simple interest amounts to Rs. 815 in 3 years and to Rs. 860 in 4 years. The sum is:
Which of the following is closest to (-7/8)^199？
At a certain bowling alley, it costs $1 to rent bowling shoes for the day and $1.25 to bowl 1 game. If a person has $12.80 and must rent shoes, what is the greatest number of complete games that person can bowl in one day?
What is the difference between the place values of two sevens in the numeral 54709479 ?
Find out the square of a number which when doubled exceeds its quarter by 7 ?
An investor can sell her MicroTron stock for 36$ per share and her Dynaco stock for 68$ per share, If she sells 300 shares altogether, some of each stock, at an average price per share of 40$, how many shares of Dynaco stock has she sold?
If 0 < a < b and k = (2a +5b)/b , which of the following must be true?
Convert the 8/26 m/s into kilometers per hour?
Carol is six times Alice’s age but only twice as old as Betty. Alice is sixty years younger than Carol. How old is Betty?
Which of the following could be the sum of the reciprocals of two prime numbers?
John found that the average of 15 numbers is 40. If 15 is added to each number then the mean of number is?
If A,B,C are three integers and AB+C is even ; which of the following must be true? A)C is Odd B)B is Odd C)AB is Odd
In a group of 15 people, 8 read English, 7 read French while 3 of them read none of these two. How many of them read French and English both?
The average of first 9 odd numbers is?
The maximum number of students among them 100 pens and 50 pencils can be distributed in such a way that each student get the same number of pens and same number of pencils?
A can give B 70 meters start and C 200 meters start in a kilometer race. How much start can B give C in a kilometer race?
A departmental store charges the commission of 15 percent on the first sale of items worth $50,000 and then an additional 10 percent on any sale price that exceeds the initial $50,000. If the department store earned $20,000 in commissions for the sale of a series of diamonds, what was the sale price of the diamond set?
A and B invested Rs.4000 and Rs.5000 and they get 20% profit at the end of year. Then share of B is
A rectangular block 6 cm by 12 cm by 15 cm is cut up into an exact number of equal cubes. Find the least possible number of cubes.
A user type a content on 20 sheets, each sheet consist of 55 lines, and each line can have 65 characters. The content is again retyped on a record which is having 71 pages of 65 lines and each line can take 70 characters . How many lines of a record will be free?
The length of a rectangle is doubled while its width is tripled. What is the % change in area?
If GOOD is coded 164, BAD is coded 21, UGLY is coded 260, then JUMP is coded as ?
Which letter will come exactly between the tenth letter from your left and the seventh letter from your right. Without changing any order in the original from the alphabet?
If x and y are positive integers, find which of the following CANNOT be the greatest common divisor of 25x and 20y?
A club wants to mix 25 pounds of candy worth $8.00 per pound with candy worth $5.00 per pound to reduce the cost of the mixture to $6.00 per pound. How many pounds of the $5.00 per pound candy should be used?
A literature panel is to select 4 panelists from a selection of 6 female and 3 male experts. What is the probability that the selected panelists will comprise of exactly 2 males?
The speed of a boat in upstream is 45 kmph and the speed of the boat downstream is 60 kmph. Find the speed of the boat in still water and the speed of the stream?
A function f(x) is said to reflect onitself if, y = f(x) and x = f(y). Which of the following function reflects on itself?
if (x + y)/(2x + y) = 4/7, then find (2x + y)/(3x + y) ?
A tempo, while travelling at 70 kmph, uses 30% more petrol than it uses while travelling at 50 kmph for travelling a certain distance. Using one litre of petrol, it can travel 19.5 km at 50 kmph. How far can the tempo travel on 10 litres of petrol at a speed of 70 kmph?
The speed of a boat in upstream is 50 kmph and the speed of the boat downstream is 120 kmph. Find the speed of the boat in still water and the speed of the stream?
The current of a stream at 1 kmph. A motor boat goes 35 km upstream and back to the starting point in 12 hours. The speed of the motor boat in still water is?
If x is an integer and 2.134 × 10^x is less than 210,000, what is the greatest possible value for x?
Salesperson A's compensation for any week is $360 plus 6 percent of the portion of A's total sales above $1,000 for that week. Salesperson B's compensation for any week is 8 percent of B's total sales for that week. For what amount of total weekly sales would both salespeople earn the same compensation?
Antony has s pairs of shoes, which is 1/2 as many as Steve and thrice as many as Stephen. In terms of s, how many pairs of shoes do the three of them have combined?
The greatest number of four digits which is divisible by 16,24,40 and 72 is:
A man can row 4 kmph in still water. When the river is running at 1.8 kmph, it takes him 1 hour to row to a place and black. What is the total distance traveled by the man?
John started a business investing Rs. 70,000. Rose joined him after six months with an amount of Rs.1,05,000 and Mary joined them with Rs. 1.4lakhs after another 6 months. The amount of profit earnedshould be distributedin what ratio among John, Rose and Mary respectively, 3years after John started the business?
A man complete a journey in 10 hrs. He travels first half of the journey at the rate of 21 km/hr and second half at the rate of 24 km/hr. Find the total journey in km?
In how many ways can 4 arts and 4 science students be arranged in a row so that the arts and the science students are placed alternately?
The variables a and b are non-zero integers V. If a = 2b^3/c, what happens to c when a is halved and b is doubled?
The residents of the town R participated in a survey to determine the number of hours per week each resident spent watching television. The distribution of the results of the survey had a mean of 21 hours and a standard deviation of 6 hours. The number of hours that Pat, a resident of town R, watched television last we...
How many different arrangements of A, B, , D, and E are possible where A is not adjacent to B and D is not adjacent to E?
Bob wants to run a mile in the same time as his sister. If Bob’s time for a mile is currently 10 minutes 40 seconds and his sister’s time is currently 10 minutes 8 seconds, by what percent does Bob need to improve his time in order run a mile in the same time as his sister?
60 + 5 * 12 / (180/3) = ?
504 can be expressed as a product of primes as
A train takes 18 seconds to pass completely through a station 162 m long and 15 seconds through another station 120 m long. The length of the train is :
Four-fifths of three-eighths of a number is 24. What is 250 per cent of that number?
If x is an integer and 2.134 × 10^x is less than 2,100,000, what is the greatest possible value for x?
A can do a piece of work in 8 days which B can do in 12 days. B worked at it for 9 days. A can finish the remaining work in ?
You enter a weight loss challenge game and manage to lose 13% of your body weight. For the final weigh in you are forced to wear clothes that add 2% to your weight. What percentage of weight loss is measured at the final weigh in?
By selling a house for Rs.45000, it was found that 1/8 of the outlay was gained, what ought the selling to price to have been in order to have lost 7 p.c?
What is the sum of the greatest common factor and the lowest common multiple of 48 and 72
A, B and C are partners. A receives 2/3 of profits, B and C dividing the remainder equally. A's income is increased by Rs.300 when the rate to profit rises from 5 to 7 percent. Find the Capital of B?
In the rectangular coordinate system, what is the area of triangle CDE with points C=(3,7) D=(4,4) E=(1,1)
If the true discount on a sum due 2 years hence at 14% per annum be Rs. 168, the sum due is :
What is the value of 27^2 + 28^2 + 29^2 + 30^2 + 31^2 + 32^2 + 33^2 ?
In a rectangular coordinate system, what is the area of a rhombus whose vertices have the coordinates (0, 3.5), (6, 0), (0, -3.5), (-6, 0)?
In a game of 80 points; A can give B 10 points and C 15 points. Then how many points B can give C in a game of 70 ?
Rose is thrice as good as workman as Jerry and therefore is able to finish a job in 60 days less than Jerry. if theu work together in how many days they will complete?
In a certain company 20% of the men and 40% of the women attended the annual company picnic.If 50% of all the employees are men .What % of all the employee went to the picnic?
TIM has 13 ten-dollar bills, 11 five-dollar bills, and 17 one-dollar bills. If TIM needs to pay exactly $128, what is the least number of bills he will need to use?
A person buys an article at Rs.500. At what price should he sell the article so as to make a profit of 20%?
Professor absentminded has a very peculiar problem, in that he cannot remember numbers larger than 15. However, he tells his wife, I can remember any number up to 100 by remembering the three numbers obtained as remainders when the number is divided by 3, 5 and 7 respectively. For example (2,2,3) is 17. Professor remem...
Sanoop bought 8 t-shirts at an average price (arithmetic mean) of Rs.526. If Sanoop returned 4 t-shirts to the retailer, and the average price of the remaining t-shirts was Rs.505, then what is the average price, of the three returned t-shirts?
In a group of 60 people, 35 have visited Iceland and 23 have visited Norway. If 31 people have visited both Iceland and Norway, how many people have visited neither country?
The length of a rectangular plot is 20 metres more than its breadth. If the cost of fencing the plot @ Rs. 26.50 per metre is Rs. 5565, what is the length of the plot in metres?
A, B and C can do a piece of work in 24 days, 30 days and 40 days respectively. They began the work together but C left 12 days before the completion of the work. In how many days was the work completed?
The length of the bridge, which a train 130 metres long and travelling at 45 km/hr can cross in 30 seconds, is?
What is the cost painting the two adjacent walls of a hall at Rs. 5 per m2 which has no windows or doors? I. The area of the hall is 24 sq. m. II. The breadth, length and height of the hall are in the ratio of 4 : 6 : 5 respectively. III. Area of one wall is 30 sq. m.
Man, woman and a boy finish work together in 6 days. Man alone takes 10 days; woman alone takes 24 days then how many days boy alone will take to do that work?
The length of the bridge, which a train 160 m long and traveling at 45 km/hr can cross in 30 sec is?
The areas, in kilometers squared, of some countries are given below. USA: 9,629,091, Russia: 17,098,242, 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?
The greatest possible length which can be used to measure exactly the length 3m, 5m 30cm, 4 m is
Each week, Harry is paid x dollars per hour for the first 21 hours and 1.5x dollars for each additional hour worked that week. Each week, James is paid x dollars per per hour for the first 40 hours and 2x dollars for each additional hour worked that week. Last week James worked a total of 41 hours If Harry and James we...
s is a positive integer and multiple of 2; p = 4^s, what is the remainder when p is divided by 10?
If a survey shows that 28 citizens out of a sample of 200 support a particular Senate bill, what percent of the sample does not support the bill?
A company consists of 5 senior and 3 junior staff officers. If a committee is created with 2 senior and 2 junior staff officers, in how many ways can the committee be formed?
A briefcase has a number-lock system containing a combination of 3 digits (Each digit can be of numbers 0 to 8). If the correct combination is unknown, how much maximum time would be required to open the bag if each “trial” of combination takes 3 seconds?
Shyam walks 5 km towards East and then turns left and walks 6 km. Again he turns right and walks 9 km. Finally he turns to his right and walks 6 km. How far is he from the starting point?
Lalasa, Bhavani and Geetha has bought items of Rs. 4000, Rs. 12000 and Rs. 6000 respectively. Addition to it, Bhavani has spent Rs. 2000 to buy sunglasses. The difference between the money spent by A and C is?
The probability that A speaks truth is 4/5 and that of B speaking truth is 4/7. What is the probability that they agree in stating the same fact?
1/(2-√3)=?
If the area of a circle is 36pi square feet, find its circumference.