7.67 is your answer. hope this helps, let me know if you need more help
Start at (0, 135) and work your way down 15 and over one each time. Your next point would be (1, 120)
Uh do you mean he earned $225 per week?
If yes, then he earned 45 per day.
C. Wich mean she worked 5 hours and half an hour (0.5)