Igor’s summer job at the frozen yogurt shop paid him the following amounts in his first three days on the job (he got paid the same hourly rate every day). Day 1 Day 2 Day 3
Hours worked 6 9 7
Amount paid $57.00 $85.50 $66.50

What is Igor's unit rate of change of dollars with respect to time; that is, how much is he paid for one hour worked?

Graph the proportional relationship described above, with the x-coordinate representing hours worked, and the y-coordinate representing amount paid in dollars.