Boojho 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. What is his
average speed in km/h?
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Answer:
36/5 Km/h
Explanation:
Avg speed = total distance/total time
6/5/6
6*6/5
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