Multiple Choice
Suppose the quantity demanded weekly of the Super Titan radial tires is related to its unit price by the equation 
where p is measured in dollars and x is measured in units of a thousand. How fast is the quantity demanded changing when x = 13, p = 73, and the price/tire is increasing at the rate of $6/week?
A) Dropping at the rate of 278 tires/wk.
B) Dropping at the rate of 231 tires/wk.
C) Dropping at the rate of 226 tires/wk.
D) Dropping at the rate of 268 tires/wk.
Correct Answer:
Verified
Correct Answer:
Verified
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