Multiple Choice
The owner of a produce store found that when the price of a head of lettuce was raised from 50 cents to $1,the quantity sold per hour fell from 18 to 8.The arc elasticity of demand for lettuce is
A) -0.56.
B) -1.15.
C) -0.8.
D) -1.57.
Correct Answer:

Verified
Correct Answer:
Verified
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