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Sam used 4 gallons of gas to drive 108 miles and 7 gallons of gas to drive 189 miles. Is this a proportional relationship? Explain your reasoning.
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4 votes
Sam used 4 gallons of gas to drive 108 miles and 7 gallons of gas to drive 189 miles. Is this a proportional relationship? Explain your reasoning.

User Kenny Kurochkin
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2 Answers

6 votes
108/4=27

189/7=27

27/27=1
User Eric Higgins
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7.3k points
2 votes
Yes they are proportional because the two trips that Sam had both used the same amount of gas to drive the distance with an average of 27miles/gallon for the both
(
189/7 and 108/4)
User Hacko
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6.6k points
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