The price elasticity of demand of a commodity is -0.5 . At a price of  ₹ 20 per unit, total
Channel: Doubtnut
Date: 2020-05-03

The price elasticity of demand of a commodity is -0.5 . At a price of  ₹ 20 per unit, total expenditure on it is  ₹ 2,000. its price is reduced by 10 per cent. Calculate its demand at the reduced rate.