Write a proportion for the following situation.

Your car averages 18 miles per gallon on the highway. If the gas costs $1.85 per gallon, how much does it cost in dollars per mile to drive your car on the highway?

Question

Write a proportion for the following situation. 

Your car averages 18 miles per gallon on the highway. If the gas costs $1.85 per gallon, how much does it cost in dollars per mile to drive your car on the highway?

anonymous · Answer

$$x=18$$$$x∗1.85=33.3$$$$33∗(3/10)$$$$99:10$$

anonymous · Answer

the answer is 99/10?

anonymous · Answer

If you are looking for the end ratio, yes 
1.85 is converted to 185/100 or 37 / 20

So the end ratio is 
37/27=99/10

anonymous · Answer

needs an edit button, I meant 37/20=99/10

anonymous · Answer

so then that'll be 9 and 9/10 or   9.9?

anonymous · Answer

yes.

anonymous · Answer

thnx, bro!!