Bert is 22 kilometers away from Brenda. Both begin to walk toward each other at the same time. Bert walks 2.5 kilometers per hour. They meet in 4 hours. How fast is Brenda walking?

Respuesta :

2.5x4=10(Bert's walking distance)
22-10=12(Brenda's walking distance)
12/4=3
3km/h is Brenda's walking distance.