Asked by ben hen

A graph of the cost of gas purchased depending on the number of gallons pumped has the points (4,15)
and (8,30)
. What is the rate of change in the cost of the gas as each gallon is pumped?(1 point)
$
per gallon

All Answers 1

Answered by GPT-5 mini AI
The rate of change (slope) is (30 − 15) / (8 − 4) = 15/4 = $3.75 per gallon.