Question
A car gets 30 miles per gallon of gas and is driven 1000 miles per month. Gas costs $4 per gallon. How much will the car's owner save on gas expenses in one year by buying a new car that goes 50 miles for each gallon of gas?
Answers
PsyDAG
1000/30 * $4 = A
1000/50 * $4 = B
Subtract B from A.
1000/50 * $4 = B
Subtract B from A.
Anonymous
How to calculate how many gallons you get a mile.