A person gave 20% of his income to his elder son, 30% of remaining to the younger son and 10% of the balance, he donate …

Out of his total income, Mr. Kapur spends 20% on house rent and 70% of the rest on house hold expenses. If he saves Rs. …

Fresh grapes contain 80 percent water while dry grapes contain 10 percent water. If the weight of dry grapes is 250 kg w…

What percent of Rs. 2650 is Rs. 1987.50 ?

A man spends a part of his monthly income and saves the rest. The ratio of his expenditure to the saving is 61 : 6. If h…

605 sweets are distributed equally among children in such a way that the number of sweets received by each child is 20% …

A litre of water evaporates from 6L of sea water containing 4% salt. Find the percentage of salt in the remaining soluti…

From 2000 onwards, till 2003 the price of computers increased every year by 10%. After that due to government subsidy th…