Refer to Exhibit 4-1. If consumers decide that they want 20 percent fewer weezils at every price, the equation for the new demand curve for weezils will be
a. Qd = 20 - 1.6P.
b. Qd = 0.2(20 - 2P).
c. Qd = 0.8(20 - 2P).
d. Qd = 80(20 - 2P).
Ans: a. Qd = 20 - 1.6P.
Mathematics
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