The price elasticity of demand of commodity X is 1/2 of price elasticity of demand
Channel: Doubtnut
Date: 2020-05-03

The price elasticity of demand of commodity X is 1/2 of price elasticity of demand of commodity. When price of X falls by 40% , its demand rises by 20 units. Calculate price elasticity of demand of commodity  X and Y, it originally 100 units of X were demanded at price of  ₹ 5 per unit.