Question 930309
Merry is a trucker and needs to keep track of her mileage for business purposes. She begins a trip with an odometer reading of r miles and ends the trip with an odometer reading of t miles.
 a. Express the total of miles covered algebraically.
Ans: t-r miles
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b. If the tip takes h hours of driving, express the average speed algebraically.
Ans: (t-r)/h miles/hour
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c. If the truck used g gallons of gas during the trip, express the mpg the truck averaged during the trip algebraically.
Ans: [(t-r)/g] miles/gallon
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Cheers,
Stan H.
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