A boy walks from his home to school at 6km/hr. He walks back at 2 km/hr. What is His average speed?
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Let us take that it traveled 6×2=12km
Total distance covered = 12km + 12km = 24km.
Total time taken = 6hr +2h =8hr.
Therefore average speed = total distance covered / total time taken.
= 24km/8hr. = 3km /hr.
Therefore average speed is 3km/hr.
Hope it helps you.
Total distance covered = 12km + 12km = 24km.
Total time taken = 6hr +2h =8hr.
Therefore average speed = total distance covered / total time taken.
= 24km/8hr. = 3km /hr.
Therefore average speed is 3km/hr.
Hope it helps you.
poulamiakhuli258:
thank you...
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