Answer:
Option (d) is correct.
Explanation:
Given that,
Elasticity of demand for Good A = −3
Percentage decrease in quantity demanded for Good A = 33%
Elasticity of demand for Good A = Percentage change in quantity demanded for Good A ÷ Percentage change in price of Good A
-3 = - 33 ÷ Percentage change in price of Good A
Percentage change in price of Good A = (-33) ÷ (-3)
= 11%
Therefore, percentage increase in price of good A is 11%.