Question

Alvin completely filled his 21-gallon

Answer 1

Answer:

He would have saved 7 cents a gallon.

Step-by-step explanation:

The gas he filled up on costed 2.63 a gallon

The gas across the street costed 2.56 per gallon

He spent 55.23 on gas, if he filled up at the station across the street he would have paid 53.76.

Answer 2

Answer:

7 cents per gallon if his tank was completely empty upon filling

Step-by-step explanation:

55.23/21=2.63 per gallon at original gas station

2.63-2.56=.07 per gallon saved