Question

A body covers first one-third of the distance with
a velocity 20 ms-1, the second one third with a
velocity of 30 ms- and last one-third with a ve-
locity of 40 ms-1. The average speed is nearly​

Answer 1

Answer:

elocity 20 ms-1, the second one third with a

velocity of 30 ms- and last one-third with

Explanation: