A 5% fall in the price of a good raises its demand from 300 untis to 318 units. Calculate`P.e_(D)`

A 5 per cent fall in the price of a good raises its demand from 300 units to 318 units. Calculate its price elasticity of demand.

As a result of 10% fall in price of a good, its demand rises from 100 units to 140 units. What is P.e_(D) ?

When price of a commodity X falls by 10%, its demand rises from 150 units to 180 units. Calculate its price elasticity of demand. How much should be the percenyage fall in its price so that its demand rises from 150 to 210 units.

As a result of 10% rise in the price of a good, its demand falls from 100 unit to 90 units. Find out the price elasticity of deamand.

P.e_(D) of a good is (-)1. when its price falls by one rupee, its demand rises from 16 units to 18 units. Calculate the price before change.

Price of a good rises from Rs. 4 to Rs.5 per unit . As a result its demand falls from 200 units to 100 units . Calculate E_(P) .