The price of a commodity is increased by `40%` By what per cent should a consumer reduce his consumption so that his expenditure on the commodity remains constant ?

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

Price of a commodity has in creased by 60%. By what per cent must a consumer reduce the consumption of the commodity so as not to Increase the expenditure?

Price of a commodity has in creased by 60%. By what per cent must a consumer reduce the consumption of the commodity so as not to increase the expenditure ?

If the price of a commodity be raised by 20% then by how much per cent a house holder reduce his consumption of the same commodity so that his expenditure does not increase.

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 ?

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 petrol is increased by 25%. How much percent must a car owner reduce his consumption petrol so as not to increase his expenditure on petrol?