Question
Jennifer rode her bike to the store at a rate of 15 mph. She rode back home at a rate of 10 mph. How far is it to the store if the round trip takes an hour?
Answers
Reiny
x/15 + x/10 = 1
multiply by 150
10x + 15x = 150
etc
multiply by 150
10x + 15x = 150
etc
Anonymous
6 miles
Rosemary Miller
with amazon
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jen rides her bike 15 miles per hour. her speed in miles per hour would be