Kelli and Karl each have a job. Kelli earns $20 an hour. She also receives a $100 weekly bonus. Kelli made a table to show how much she earns in a given week.

Hours 0 5 10 15 20 25 30 35 40
Weekly Earnings 100 200 300 400 500 600 700 800 900
Karl earns $25 an hour and receives a $50 weekly bonus.

Karl made a graph to show how much he earns per hour in a given week.

How many hours will it take Kelli and Karl to earn the same amount of money?

Enter your answer in the box.

___ hours