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Q.

If “x” is the number  of ways in which six women and six men can be arranged to sit in a row such that no two women are together and if “y” is the number of ways they are  seated around a table in the same  manner, then   x : y =

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a

12 : 1   

b

42 : 1   

c

16 : 1   

d

6 : 1

answer is B.

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Detailed Solution

x=7!  6! & y=6!  5!x:y=42:1

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