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In a given race the odds in favour of th...

In a given race the odds in favour of three horses A, B, C are 1 : 3, 1 : 4, 1 : 5 respectively. Assuming that dead head is impossible the probability that one of them wins is

A

`7/60`

B

`37/60`

C

`1/5`

D

`1/8`

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B
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