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

Question

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

Quizplus · Accepted Answer

The Answer of 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

A Truck Gets Mpg When Driven at a Constant