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Trains Boats and Streams Practice Test 3 with solutions
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© examsnet.com
Question : 7
Total: 40
Train A is 75 m long and travels at a uniform speed of 54 km/hr. Train B is 125 m long and travels at a uniform speed of 36 km/hr in the direction opposite to that of Train A. If these trains cross at a double-track stretch, what is the time taken for the two trains to fully clear each other?
10 seconds
8 seconds
7.2 seconds
6.6 seconds
Validate
Solution:
Length of Trains A and B is 75 m and 125 m respectively.
Speed of Trains A and B is 54 kmph and 36 kmph respectively.
Time =
(
Sum
of
length
of
Trains
A
and
B
Sum
of
speed
of
Trains
A
and
B
)
=
(
75
+
75
54
×
5
18
+
365
×
15
18
)
200
15
+
10
=
200
25
= 8 second
© examsnet.com
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