The price of a good changes from Rs 20 to Rs 25. As a result, the quantity supplied changes from 500 units to 1000 units. Calculate the price elasticity of supply.
4
Price changes from Rs 20 to Rs 25 and qunatity supplied changes from 500 to 1000.
ϵs=q1−q0p1−p0×p0q0ϵs=1000−50025−20×20500ϵs=500×20500×5=4