Question

Two particles od equal masses are moving along the same line with same speed v in the same direction. The speed of the centre of mass of the system is

Answer 1

zero is the correct answer for your que
Reason the relative velocity is zero
hope you understand...

Answer 2

Answer:

let the speed of particle be v and mass m of the particle be m

v = mv + mv/2m

v = 2mv/2m

v = v

hope it helps u