SOLUTION: A teenager rollerblades for 10 km in 1 hour, 23 minutes and 20 seconds. At what average speed does he travel?
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Question 562010: A teenager rollerblades for 10 km in 1 hour, 23 minutes and 20 seconds. At what average speed does he travel?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
hr x min/hr x sec/min = sec
min x sec/min = sec
Average speed = km/sec
Average speed = km/sec x m/km
Average speed = m/sec
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