Multiple Choice
Suppose a decrease in price increases quantity demanded from 8 to 12 units. Using the mid-point formula, what is the percentage change in quantity demanded?
A) 0.1 = 10 percent
B) 40 = 400 percent
C) 0.40 = 40 percent
D) −0.40 = −40 percent
Correct Answer:

Verified
Correct Answer:
Verified
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