A.
240 miles : 10 gallons
240/10 miles : 10/10 gallons
24 miles : 1 gallon
Car A travels 24 miles on one gallon of gas.
The mileage is 24 mpg (miles per gallon)
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B.
160 miles : 5 gallons
160/5 miles : 5/5 gallons
32 miles : 1 gallon
The mileage is 32 mpg. So far, car B is better than car A.
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C.
30 miles : 1 gallon
The mileage is 30 mpg, which is not better than car B
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D.
168 miles : 6 gallons
168/6 miles : 6/6 gallons
28 miles : 1 gallon
Mileage is 28 mpg. Car C has better mileage and car B has the best overall.
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<h3>Answer: The car with the best mileage is car B with 32 mpg</h3>
The rankings, from best to worst mileage is: B, C, D, A
