In the new budget, the price of petrol rose by 10%. By how much percent must one reduce the consumption so that the expenditure does not increase?

The population of a town increases by 10% annually. If the present population is 22000, find its population a year ago.

Ankit was given an increment of 10% on his salary. His new salary is Rs3575. What was his salary before increment?

Mohan’s income is Rs 15500 per month. He saves 11%. of his income. If his income increases by 10%, then he reduces his saving by 1%, how much does he save now?

Shikha’s income is 60% more than that of Shalu. What percent is Shalu’s income less than Shikha’s?