In a relay race there are five teams A. ...

In a relay race there are five teams A. B, C. D and E. (a) What is the probability that A. B and C finish first, second and third, respectively. (b) What is the probability that A. B and C are first three to finish (in any order) (Assume t

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(i) `1/60`
(ii) `1/10`

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