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Please have a step by step solution.

Answer»

he RUNS 5 laps in 6 minmin to run in I LAP = 6/5 MIN or 6/5×60 sec = 72 secin 6 min he runs 5 lapsin 1min he will run = 5/ 6 laps or 0. 83 lapsmin to run 1 lap = 6/5 min min to run 21 laps = 6/5 × 21 = 126/5 = 25.2laps



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