The price of an article is increased by 20% .By what percentage must its consumption be reduced so that the expenditure on it reduces by 10% ?

The price of an article is decreased by 20% By what percentage its consumption must be increased so that the expending on it increase by 10% Choose the correct answer from the following options

If price of tea is increased by 20% , by what percent must the consumption be reduced to keep the expense the same ?

the price of a commodity is decreased by 25% By what percentage must its consumption increase so that the expenditure on its remains unchanged?

If the price of tea increased by 20% by what percent must the consumption reduced to keep the expense the same?

If the price of a commodity is increased by 50% by what fraction must its consumption be reduced so as to keep the same expenditure on its consumption ?

Price of sugar rises by 20% By how much percent should the consumption of sugar be reduced so that the expenditure does not change?

If the price of petrol is increased by 20%,by what percentage should the consumption be decreased by the consumer, if the expenditure on petrol remains unchanged?

If the price of tea is increased by 20%, by how much percent the consumption of tea be reduced, so that there is no increase in the expenditure on it?