An athlete swims the length of 50m pool in 20sec, and
takes the return to the trip in 22 sec.
find the average velocity and speed .a) in the first half of swim, b) in the second half of swim ,c) in the total trip. pls me.

1. 2.5 m/s

2. 2.27 m/s

3. 2.38 m/s

Explanation:

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