Question

Some people advise that in freezing​ weather, you should keep the gas tank in your car more than half full. ​Irene's car had Irene 5.7 gallons in the ​13-gallon tank on the coldest day of the year. filled the tank with gas that cost ​$3.80 per gallon. How much did Irene spend on​ gas?

Answer 1

It’s 27.74. We take 13-5.7 which is 7.3. Then we multiply 7.3x3.80 which is 27.74.

Answer 2

Some of the information here isn’t needed, like that fact that it’s freezing and that the tank holds 13 gallons. If gas costs $3.80 per gallon, then 5.7 gallons would cost $27.66