Recent questions tagged everyday mathematics

In how many years will a sum of ` 800 at 10% per annum compounded semiannually become ` 926.10 ?

asked Aug 26, 2015 by pady_1

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If the radius of a circle is decreased by 50%, find the percentage decrease in its area.

asked Aug 26, 2015 by pady_1

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A library has an average of 510 visitors on Sundays and 240 on other days. The best estimate average number of visitors per day in a month of 30 days beginning with a Sunday is ___.

asked Aug 26, 2015 by pady_1

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A group of students decided to collect as many paise from each member of the group as the number of members. If the total collection amounts to ` 59.29, the number of members in the group is ___.

asked Aug 26, 2015 by pady_1

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1100 boys and 700 girls are examined in a test; 42% of the boys and 30% of the girls pass. The percentage of the total students who failed is ____.

asked Aug 26, 2015 by pady_1

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An article is sold at a certain price. By selling it at 2 3 of that price one loses 10%. Find the gain percent at original price.

asked Aug 26, 2015 by pady_1

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A hollow garden roller of height 63 cm, with a girth of 440 cm is made of iron 4 cm thick. The volume of the iron used is

asked Aug 26, 2015 by pady_1

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A person sold 2 refrigirators each for Rs 5060. On one he gained 10% and on the other he lost 8%. Find his overall profit/loss

asked Aug 26, 2015 by pady_1

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By selling 8 oranges a man gains the selling price of 20 oranges. Find the gain %.

asked Aug 26, 2015 by pady_1

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A man sold a book at a loss of 10%. Had he sold it for Rs 104 or more, he would have earned a profit of 10%. Find the cost price of the book

asked Aug 26, 2015 by pady_1

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An item was marked up by 40% and after that a discount of 20% is given on it. If each item costs Rs 225 then what profit is earned by selling it?

asked Aug 26, 2015 by pady_1

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A man invested Rs 38000 in a 6% stock at 120. Find his yield %

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The payment per hour of a part time employee is increased by 30% and his working time is reduced by 30%. Find this % change in his income

asked Aug 26, 2015 by pady_1

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Ram spends 80% of his annual salary. If his annual salary increased by 14% and his expenditure increased by 10%, his saving would increase by

asked Aug 26, 2015 by pady_1

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If after giving a discount of 12%, a profit of 10% was made on an article, then by what % was the price marked up?

asked Aug 26, 2015 by pady_1

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If 15 items are purchased for Rs 12 and 12 items sold for Rs 15, then what would be the profit/loss %?

asked Aug 26, 2015 by pady_1

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By selling an article for Rs 816, a shopkeeper incurs a loss of 20%. At what price should he sell so as to gain 10%.

asked Aug 26, 2015 by pady_1

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If the payment per hour of a part time employee increased by 25% but his working time reduced by 20%, then find the net % change in his income

asked Aug 26, 2015 by pady_1

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The salary of Rahul increases 10% every year. If for the year 1998 his salary was Rs22000, then for which year would his salary be Rs 29282?

asked Aug 26, 2015 by pady_1

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Ashok's salary increased by 25% this year. By what % was his last year salary less, when compared to this year's salary

asked Aug 26, 2015 by pady_1

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A bag contains 1 rupee, 50 paise and 25 paise coins in the ratio 1:2:4. If the total amount id Rs 75, then find the number of 50 paise coins in the bag

asked Aug 26, 2015 by pady_1

1 answer

In a school there are 650 students. The ratio of the boys to that of the girls is 8:5. How many more girls should join the school so that the ratio becomes 4:3

asked Aug 26, 2015 by pady_1

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If it takes 16 days for 24 men to plough 15 acres of land, then how many days would be required by 32 men to plough 30 acres of land

asked Aug 26, 2015 by pady_1

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The ratio of the present ages of a man and his wife is 5:4. Which of the following cant be a possible ratio of their ages 20 years ago?

asked Aug 26, 2015 by pady_1

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If x/4 years ago Alok was 14 years old and x/4 years from now he will be 4x years old. How old will he be 5x years from now?

asked Aug 26, 2015 by pady_1

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In a class there are a total of 80 boys and girls. Which of the following cant represent the ratio of the number of boys and girls in the class

asked Aug 26, 2015 by pady_1

1 answer

Ritish has some coins in the denominations of two rupees and five rupees. If the total amount with him is Rs 13, then how many coins did she have?

asked Aug 26, 2015 by pady_1

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In a class, the number of boys is more than the number of girls by 12% of the total strength. The ratio of boys to girls is _____.

asked Aug 26, 2015 by pady_1

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Hussain’s weight is 5/4 times the weight of Rahim. Their total weight is 90 kg. What is Hussain’s weight?

asked Aug 26, 2015 by pady_1

1 answer

To make a marriage tent, poles are planted along the perimeter of a square field at a distance of 5 metres from each other and the total number of poles used is 20. What is the area (in sq. metres) of the square field?

asked Aug 26, 2015 by pady_1

1 answer

Reema bought x pens at ₹ 2.60 each and y greeting cards at 80 paise each. If the pens cost ₹ 12 more than the cards, the equation involving x and y is _____.

asked Aug 26, 2015 by pady_1

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A student was asked to divide a number by 6 and add 12 to the quotient. He, however, first added 12 to the number and then divided it by 6, getting 112 as the answer. The correct answer should have been ____.

asked Aug 26, 2015 by pady_1

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Eight people are planning to share equally the cost of a rental car. If one person withdraws from the arrangement and the others share equally the entire rental of the car, then the share of each of the remaining persons is increased by ____ of the original share.

asked Aug 26, 2015 by pady_1

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A man purchases two clocks A and B at a total cost of 630. He sells A at 20% profit and B at a loss of 25% and gets the same selling price for both the clocks. What are the purchasing prices of A and B respectively?

asked Aug 26, 2015 by pady_1

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A man walked diagonally across a square plot. Approximately, what was the percent saved by not walking along the edges?

asked Aug 26, 2015 by pady_1

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Shakuntala has some parrots and rabbits with her. If 4 times the number of parrots added to 7 times the number of rabbits is equal to 29, then how many parrots did she have?

asked Aug 26, 2015 by pady_1

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Ramesh bought some pencils and erasers spending an amount of Rs 15. If a pencil cost him Rs 4 and an eraser Rs 3 then how many pencils did he buy.

asked Aug 26, 2015 by pady_1

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