Question

A linear graph of parking fees in dollars based on hours parked has the points (2,20) and (6,44) . How would you interpret the slope of the graph as the rate of change in the parking fee for each additional hour of parking?(1 point)ResponsesThe parking fee rises by $7.33 with each additional hour. The parking fee rises by $7.33 with each additional hour. The parking fee rises by $6 with each additional hour.The parking fee rises by $6 with each additional hour.The parking fee rises by $10 with each additional hour. The parking fee rises by $10 with each additional hour. The parking fee rises by $8 with each additional hour.The parking fee rises by $8 with each additional hour.

Answer 1

Slope = (44 − 20)/(6 − 2) = 24/4 = 6.

Interpretation: The parking fee rises by $6 for each additional hour of parking.