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IBPS RRB Officer Prelims 09 Sep 2017 Shift 1 Paper
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© examsnet.com
Question : 56
Total: 80
Train A completely crosses train B which is 205 metre long in 16 second. If they are travelling in opposite directions and sum of the speeds of both is 25 m/s, what is the difference (in metre) between the lengths of both trains?
5
6
8
10
12
Validate
Solution:
(4) Relative speed = 25 metre/second
Length of train A = x metre
According to the question,
x
+
205
25
=
16
⇒x + 205 = 400
⇒ x = 400 – 205 = 195 metre
∴Required difference
= 205 – 195 = 10 metre
© examsnet.com
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