Three boys 
, and 
are moving along a straight line with constant speed in the same
direction, as shown in the figure. The speed of 
is 
, and the speed of 
is 
. Initially, the separation between 
and 
is ' 
' and between 
and 
is also 
, but when 
catches 
separation between 
and 
becomes 
. The speed of 
will be
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
Initial distance between 
and 
Final distance between 
and 
Relative distance between 
and 
Time taken, 
(i)
Initial distance between 
and 
Final distance is zero.
(ii)
From (i) and (ii),
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