Q:

Royce is taking violin lessons. The instructor charges an initial fee and an hourly fee. The amount Royce pays based on the length of his lesson is shown in the graph below. What is the instructor’s hourly fee?$15 per hour$22 per hour$26 per hour$37 per hour

Accepted Solution

A:
Answer:Hourly fee = $15 per hourStep-by-step explanation:Royce is taking violin lessons. The instructor charges an initial fee and an hourly fee. The amount Royce pays based on the length of his lesson is shown in the graph below.To find out hourly fee , we use any two points from the given graphHourly fee is the slope of the lineLEts pick (2,52)  and (3,67)Slope = [tex]\frac{y_2-y_1}{x_2-x_1} = \frac{67-52}{3-2} = 15[/tex]Hourly fee = $15 per hour