Two trains of lengths 137m and 163m are running with speeds of 42km/h and 48km/h respectively towards each other on parallel tracks. In how many seconds will they cross each other? - Study24x7
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Two trains of lengths 137m and 163m are running with speeds of 42km/h and 48km/h respectively towards each other on parallel tracks. In how many seconds will they cross each other?

A

30

B

24

C

12

D

10

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