SOLUTION: Susan drove 204 miles using 8 gallons of gas. At this rate, how many miles would she drive using 9 gallons of gas? Please someone help me to work out this problem. Thank you s

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Question 381492: Susan drove 204 miles using 8 gallons of gas. At this rate, how many miles would she drive using 9 gallons of gas?
Please someone help me to work out this problem. Thank you so much!
Answer by ewatrrr(24785)   (Show Source): You can put this solution on YOUR website!


Hi

Question Sets Up the following Proportion:

Letting x represent the miles driven with 9 gal of gas

  

Cross multiplying to solve for x

 8x = 9*204

  x = 229.5 mi, the miles driven with 9 gal of gas



CHECKING our Answer

 8/204 = 9/229.5 = .039 

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