Answer:
Price Elasticity of Demand of Mimi's -1.25.
Explanation:
Price Elsticity of demand = % change in demand / % change in price
Price Elsticity of demand = 25% / -20%
Price Elsticity of demand = 0.25 / -0.20
Price Elsticity of demand = -1.25
Percentage change in demand = ( ( 5 - 4 ) / 4 ) x 100 = 25%
Percentage change in price = ( ( 40 - 50 ) / 50 ) x 100 = -20%