Answer:
22.04
Explanation:
We are told in the question that:
Irene filled the tank with gas that cost 3.80 per gallon.
She has 5.80 gallons in her tank.
Hence:
1 gallon of gas = 3.80
5.80 gallons =
Cross Multiply
5.80gallons × 3.80/1 gallon
= 22.04
Therefore, Irene spent 22.04 on gas