A is twice as good a workman as B and together they finish a piece of work in 13 days. In how many days will B alone finish the work?

Ram sold a motorcycle for ₹70000 at 25% profit. For what price should he sell the motorcycle to gain 30% profit?

Joe's present age is 2/7th of his father's present age. Joe's brother is 3 years older than Joe. The respective ratio between the present ages of Joe's father and Joe's brother is 14 : 5. What is Joe's present age?

In how many ways can 24 persons be seated around a circular table if there are 13 seats?

If decreasing 110 by x% gives the same result as increasing 50 by x%, then x% of 650 is what percentage more than (x + 20)% of 180? (Correct to the nearest integer)

What is the compound interest on a sum of ₹12000 for 2 5/8 years at 8% per annum, when the interest is compounded annually? (nearest to a rupee)

The given table represents the number of computers sold by four dealers A, B, C and D during the first six months of 2016. Month | A | B | C | D January | 102 | 92 | 95 | 107 February | 94 | 96 | 104 | 106 March | 85 | 94 | 100 | 90 April | 108 | 97 | 99 | 96 May | 98 | 102 | 100…

A sum of ₹31866 is divided between A, B and C such that the ratio of shares of A and B is 9 : 8 and that of A and C is 4 : 5. The share (in ₹) of B is

The ratio of alcohol and water in a mixture of 85 L is 11 : 6. How much water should be added to make the ratio 5 : 3?