Question

You fill your car with 15 gallons of gas at a cost of $45. Using fractional notation, how do you write a proportion that shows how much 5 gallons of gas will cost? Use x to represent the unknown cost.(1 point) ((only one is right))
Responses

15/45=x/5


15x=45/5


15:45::x:5


15/45=5/x

Answer 1

15/45=x/5