Each morning, Kathie rides the train
9 km to work. The train takes 10 minutes
to travel 4 km. How much time does
Kathie spend on the train each day
going to and from work?

Each morning Kathie rides the train9 km to work The train takes 10 minutesto travel 4 km How much time doesKathie spend on the train each daygoing to and from w class=

Respuesta :

Kathie spends 40 minutes every day going to work. 

This is because half of 9 is 4 1/2, if she has to go 9 km, that would take her 20 minutes, now add in the time it takes her to go back at the same speed.