The cross-price elasticity of demand for textbooks and copies of old exams is -3.5.If the price of copies of old exams increase by 10 percent, the quantity demanded of textbooks will
A)fall by 3.5 percent.
B)rise by 3.5 percent.
C)fall by 35 percent.
D)rise by 35 percent.

Question

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The Answer of The cross-price elasticity of demand for textbooks and copies of old exams is -3.5.If the price of copies of old exams increase by 10 percent, the quantity demanded of textbooks will
A)fall by 3.5 percent.
B)rise by 3.5 percent.
C)fall by 35 percent.
D)rise by 35 percent.

The Cross-Price Elasticity of Demand for Textbooks and Copies of Old