A train takes 50 sec to cross a boy travelling at 6 kmph in the opposite direction to it. Another train which is half as long as and 25% faster takes 30 sec to cross the stationary pole. Find the approximate length of the second train.

A train takes 50 sec to cross a boy travelling at 6 kmph in the opposi

1.	A train takes 50 sec to cross a boy travelling at 6 kmph in the opposite direction to it. Another train which is half as long as and 25% faster takes 30 sec to cross the stationary pole. Find the approximate length of the second train.
A.	125 m
B.	100 m
C.	75 m
D.	190 m
E.	148 m
Answer» B. 100 m

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A train takes 50 sec to cross a boy travelling at 6 kmph in the opposite direction to it. Another train which is half as long as and 25% faster takes 30 sec to cross the stationary pole. Find the approximate length of the second train.

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