Bhuvan walks to his school which is at a distance of 3 km from his home in 30 min. On reaching, he finds that the school is closed and comes back by a bicycle with his friend and reaches home in 20 min. His average speed in km/h is
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Answered by
3
Answer:
his speed us 90
Explanation:
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Answered by
6
Answer:
7.2 km/hr
Explanation:
Total distance travelled by him=6 km
Total time taken =30min+20min=50min
=5/6 hour
Since,
Average speed =total distance travelled /total time taken
His average speed =6/(5/6) km/hr
=36/5 km/hr=7.2 km/hr
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