Respuesta :
Answer:
21
Step-by-step explanation:
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.
Lionel bikes at 18 miles per hour.
Which statement is true?
CLEAR CHECK
They arrive at the same time.
Brett arrives 9 hours later than Lionel.
Brett arrives 2 hours later than Lionel.
Lionel arrives 1 hour earlier than Brett.