jmc

Question

Margo walks to her friend's house in 10 minutes. Using the same route, it takes Margo 20 minutes to get back home. If her average walking rate for the entire trip is 4 miles per hour, how many total miles did she walk?

Accepted Answer

Margo walked for a total of 10+20=30 minutes, or 0.5 hours. To find the total distance traveled, we can multiply the total time by the rate: align* distance&=rate time &=0.5 4 &=2 miles. align*