Molly walks to Raven's house, which is 3 miles due east of her house. Then she and Raven walk to the library, which is 4 miles due north of Raven's house. Molly then walks home. If she averages walking 3 miles per hour, how long does Molly spend walking?

A) 1 hour and 40 minutes

B) 2 hours and 20 minutes

C) 3 hours

D) 4 hours

E) 5 hours

macabresubwoofer Nov 6, 2019

#1**+2 **

Her route forms a 3 - 4 - 5 right triangle

The perimeter = the total distance she walks = 12 (miles)

So

Distance Walked

_______________ = Time

Rate Walked

Can you solve this, macabre ???

CPhill Nov 6, 2019