Brett and Lionel start out together to bike from Windsor Forrest to Camperdown, a distance of 36 miles. Brett bikes at 9 miles per hour and Lionel bikes at 18 miles per hour. Which statement is true?
1)They arrive at the same time.
2)Brett arrives 9 hours later than Lionel.
3)Brett arrives 2 hours later than Lionel.
4)Lionel arrives 1 hour earlier than Brett.