Two bodies of masses m and 3m, moving with velocities 3v and v respectively along same direction, collide with each - Physics - Laws Of Motion

Question

T w o   b o d i e s   o f   m a s s e s   m
  a n d   3 m ,   m o v i n g   w i t h  
v e l o c i t i e s   3 v   a n d   v   r e s p
e c t i v e l y   a l o n g   s a m e   d i r e c t
i o n ,   c o l l i d e   w i t h   e a c h   o
t h e r   A f t e r   c o l l i s i o n   t h e y
  s t i c k   t o g e t h e r   a n d   m o v e
  w i t h   a   v e l o c i t y   V   i n
  t h e   s a m e   d i r e c t i o n   T h e n
( 1 )     V = v ( 2 )   V = 3 2 v ( 3 )   V = 2
v ( 4 )   V = 4 3 v

Divya Mahesh · Accepted Answer

Sorry, I got it myself after trying again It was easy
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