Suppose the Price of a DVD Rose from $15 to $17

Multiple Choice

Suppose the price of a DVD rose from $15 to $17 and the quantity demanded decreased from 1,000 per month to 900 per month.Using the midpoint formula,the ________ percent change in price lead to a ________ percent change in the quantity demanded.

A) 12.5; 10.5
B) 13.3; 10.0
C) 11.8; 11.1
D) 8.0; 9.5
E) None of the above answers is correct.