SOLUTION: Walt rode his bike from home to the bicycle repair shop and then walked home. He averaged 18 kilometers per hour riding and 6 kilometers per hour walking. If his total travel time

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Question 734813: Walt rode his bike from home to the bicycle repair shop and then walked home. He averaged 18 kilometers per hour riding and 6 kilometers per hour walking. If his total travel time was one hour , how far is it to the repair shop from salts home?
Answer by checkley79(3341) About Me  (Show Source):
You can put this solution on YOUR website!
D=RT
D=18(1-T)
D=6*T
18(1-T)=6T
18-18T=6T
6T+18T=18
24T=18
T=18/24
T=.75 HOURS FOR THE WALK HOME.
1-.75=.25 HOURS FOR THE BIKE RIDE TO THE SHOP.
PROOF:
D=18*.25=4.5 MILES
D=6*.75
D=4.5 MILES.