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Three persons A, B, and C are to speak a...

Three persons A, B, and C are to speak at a function along with 7 other persons. If the persons speak in random order, the probability that A speak before B and B speak before C is

A

`3/8`

B

`1/6`

C

`3/5`

D

none

Text Solution

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The correct Answer is:
B
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