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A Truck Gets Mpg When Driven at a Constant

Question 165

Multiple Choice

A truck gets A truck gets mpg when driven at a constant speed of x mph (between 40 and 80 mph) . If the price of fuel is $1/gallon and the driver is paid $8/hour, at what speed between 40 and 80 mph is it most economical to drive? A) 60 mph B) 80 mph C) 40 mph D) 75 mph E) 45 mph mpg when driven at a constant speed of x mph (between 40 and 80 mph) . If the price of fuel is $1/gallon and the driver is paid $8/hour, at what speed between 40 and 80 mph is it most economical to drive?


A) 60 mph
B) 80 mph
C) 40 mph
D) 75 mph
E) 45 mph

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