question archive Assuming the inverse demand or the price function for good Z can be written as P = 90 - 0
Subject:EconomicsPrice:2.88 Bought3
Assuming the inverse demand or the price function for good Z can be written as P = 90 - 0.3333Q, when P = $20, the point price elasticity of demand is equal to (approximately):
A) -0.8
B) -0.67
C) -4.5
D) -0.29
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