Answer:
18 snack packs
Step-by-step explanation:
2 1/4 = 9/4 = 18 / 8
18/8 divided by 1/8 = 18
4.95 x 4 = 19.80
55.29 - 19.80 = 35.49
35.49 / 2.73 = 13
You and your friends purchased 13 gallons of gas
The last one is rational because it is a terminating decimal.