Question

Last week, Chen bought 4 and 1/5 gallons of gas at $2.25 per gallon.

Answer 1

$2.25 x 4 gallons = $9

1/5 of $2.25 = $0.45

$9 + $0.45 = $9.45

the total cost was $9.45

Answer 2

$10.13

4 1/2=4.5
4.5x2.25=10.125
10.125 rounds to 10.13