Question

Rahul walks to his School which is at a distance of km from his home in 30 minutes on reaching he friends back in his friends vehicle to home in 10 minutes . find his speed in km/hr​

Answer 1

Answer:

From home to school distance is 3 km time taken is 30 min = (30/60) hour = 0.5 hour

And in returning from school to home time taken = 20 min = (20/60) hour = 0.33 hour

average speed = Total distance / time taken

= (3 + 3)/(0.5 + 0.33) km/h

= 7.2 km/h

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