Elasticity of demand is (-)3. if price rises from to ₹12 per units, what is the % change in demand?

Quantity demanded of a commodity rises by 6 units when its price falls by ₹1 per unit its price elasticity of demand is (-)1. if the price before change was ₹20 per unit, calculate quantity demanded at this price.

The price elasticity of demand of X is (-) 1.25. its price falls from ₹ 10 to ₹8 per unit. Calculate percentrage change in its demand.

Demand of a commodity by a consumer falls by 10% as its price rises from ₹ 10 per unit to ₹12 per unit. What is price elasticity of demand?

Price elasticity of demand of a good is (-) 1. when its price per units falls by one rupes, it demand rises from 16 to 18 units. Calculate the price before change.

The quantity demanded of a commodity falls by 5 units when price rises by ₹ 1 per units. Its price elasticity of demand is (-) 1.5. calculate the price before change if it this price quantity demanded was 60 units.

Commodities A and B have equal price elasticity of demand . The demand of X rises from 100 units to 150 units due to a 20 per cent fall in its price. Calculate the percentage fall in demand of Y if its price rises by 8 per cent.

The coefficient of price elasticity of demand for a commodity is 0.2. when price was ₹ 10 per unit. The quantity demanded was 40 units. If the price falls to ₹ 5 per unit, how much will be its quantity demanded ?