A man travels 24 km at 6km/h,another 24 km at 8 km/h and also third 24 km at 12km/h .find the average speed for whole journey.
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Speed = Distance/Time
Time = Distance/Speed
24/6 = 4hr
24/8 = 3hr
24/12 = 2hr
72/9 = 8km/hr
The average speed is 8km/hr
Time = Distance/Speed
24/6 = 4hr
24/8 = 3hr
24/12 = 2hr
72/9 = 8km/hr
The average speed is 8km/hr
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