Question

Irene​'s car had 6.8 gallons in the 15​-gallon tank on the coldest day of the year. Irene filled the tank with gas that cost ​$3.80 per gallon. How much did Irene spend on​ gas?

Answer 1

31.16 dollars

Explanation:

So we subtract 15 - 6.8 which give us 8.2

We multiply 3.80 x 8.2 and we get 31.16

So our final awenser is 31.16 dollars

hope this helps :}