The dearness-allowance of a person with basic salary Rs.7700 is increased to 132% form 125% and the tax deduction on both is increased to 22% from 20%. He got salary increased by

A reduction of 10% in the price of sugar enables a person to buy 6·2 kg more for ₹2790. What is the reduced price per kilogram?

A number is increased by 20% and then decreased by 20%. Net increase/decrease percentage?

Population of a town was 150000 three years ago. It increased by 2%, 4% and 5% in the last three years. Present population?

A man ‘Ramesh’, who owns a plot of land of 100 square yards, increases his plot of land by acquiring 10% more from his neighbour ‘Suresh’, who also owns 100 square yards land. After 2 years, he sells…

If price is reduced by 25% and daily sale increases by 30%, net effect on daily sale is