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For a party 7 guests are invited by a hu...

For a party 7 guests are invited by a husband and his wife. They sit in a row for dinner. The probability that the husband and his wife sit together, is

A

`(2)/(7)`

B

`(2)/(9)`

C

`(1)/(9)`

D

`(4)/(9)`

Text Solution

Verified by Experts

The correct Answer is:
B
Total number of ways of sitting=9!
and number of favourable ways ffo sitting=`2xx8!`
Required probability`=(2xx8!)/(9!)=(2)/(9)`
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