Question

A man walk at 1 m/s for 60 minutes. He takes rest for 20 minutes and then walk at a speed of 1 m/sfor 60 minute. find his average speed​

Answer 1

Answer:

6/7 m/s

Explanation:

Total distance = 1 × 3600 + 1× 3600

. = 7200 meter

Total time = 120 × 60 + 20 × 60

. = 8400 s

We know that

Average speed = Total Distance/ Total time

Average speed = 7200 / 8400

Average speed = 6/7 m/s

HOPE IT IS HELPFUL FOR YOU