When price increases by 5%, quantity supplied increases by 4%.
Price elasticity of supply measures the responsiveness of quantity supplied to changes in price of the good. There is a positive relationship between price and quantity supplied
Price elasticity of supply = percentage change in quantity supplied / percentage change in price
0.80 = percentage change in quantity supplied / 5%
percentage change in quantity supplied = 5% x 0.80 = 4%
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