Harry's Demand Function for Blueberries Is X = 20 -

question 18

Multiple Choice

Harry's demand function for blueberries is x = 20 - p, where p is the price and x is the quantity demanded.If the price of blueberries is 3, then what is Harry's price elasticity of demand for blueberries?

• A)-6/14
• B)-2/20
• C)-2
• D)-14/6
• E)none of the above.