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.

Respuesta :

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)
108/4=27

189/7=27

27/27=1