The ratio of length of two trains is 5 : 3 and the ratio of their speed is 6 : 5

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The ratio of length of two trains is 5 : 3 and the ratio of their speed is 6 : 5. The ratio of time taken by them to cross a pole is

Options:

A . 11 : 8

B . 25 : 18

C . 27 : 16

D . 5 : 6

Answer: Option B
Answer: (b)Required ratio= $5/6 : 3/5$${30 × 5}/6 : {30 × 3}/5$ = 25 : 18

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