Multiple Choice
Suppose that consumers will demand 100 units of a product when the price is $10 per unit,and 120 units when the price is $8 per unit.Assuming that price p and quantity q are linearly related,find the price at which 90 units are demanded.
A) $7
B) $9
C) $11
D) $12
E) $13
Correct Answer:

Verified
Correct Answer:
Verified
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