one week , kerry travels 125 miles and uses 5 gallons of gas. next week she travels 175 miles and uses 7 gallons of gas . what best describes the function that can be used to represent m, the number of miles traveled, and g, the number of gallons used

Mathematics · Middle School · Thu Feb 04 2021

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Week 1 :

Distance travelled by kerry = 125 miles

Gas used = 5 gallons

So, distance travelled per gallon = 125 miles/5 gallons 

= 25 miles/gallon

Week 2 :

Distance travelled by kerry = 175 miles

Gas used = 7 gallons

So, distance travelled per gallon = 175 miles/7gallon

So, m = 25g

For ever gallon of gas used kerry can travel 25 miles.