A men spends 15% of income on cloth and 40% on food rest of and saves 153 find his income

A man spends 80% of his income and saves the rest. If his income and spending both increases by 10%, then what is the percentage change in his savings?

A man spends (1)/(3) of his income on food, (2)/(5) of his income on house rent and (1)/(5) of his income on clothes. If he still has Rs400 left with him, his income is

A man spends 75% of his income and saves the rest. If his income increases by 50% and spending increases by 80%, then what is the percentage change in his savings?

Veer spends 15% of his money on the house rent and 60% of the rest on household expenditure. If he saves Rs 2210 what is his monthly income?