After driving 70 miles, Mel used 3.8 gallons of gasoline. After he drove a total of 140 miles, he had used 6.3 gallons of gasoline.

a) Find the average rate of change of miles to gallons for miles [0,70]

b) Find the average rate of change of miles to gallons for miles [70,140]

c)) Find the average rate of change of miles to gallons for miles [0,140].

Question

Mathematics

Foster

7 February, 00:30

After driving 70 miles, Mel used 3.8 gallons of gasoline. After he drove a total of 140 miles, he had used 6.3 gallons of gasoline.

a) Find the average rate of change of miles to gallons for miles [0,70]

b) Find the average rate of change of miles to gallons for miles [70,140]

c)) Find the average rate of change of miles to gallons for miles [0,140].

+5

Answers (1)

Know the Answer?

Jace Mercado · Answer 1

A) 0.05429 gallon per mile or 18.4 miles per gallon

b) 0.03571 gallon per mile or 28 miles per gallon

c) 0.045 gallon per mile or 22.22 miles per gallon