In how many ways can 5 boys and 5 girls sit in a circle so that no two boys sit together [IIT 1975; MP PET 1987]

\[\frac{5\,\,!\,\,\times \,\,5\,\,!}{2}\]

In how many ways can 5 boys and 5 girls sit in a circle so that no two

1.	In how many ways can 5 boys and 5 girls sit in a circle so that no two boys sit together [IIT 1975; MP PET 1987]
A.	\[5!\,\times 5\,!\]
B.	\[4\,!\,\,\times \,\,5\,!\]
C.	\[\frac{5\,\,!\,\,\times \,\,5\,\,!}{2}\]
D.	None of these
Answer» C. \[\frac{5\,\,!\,\,\times \,\,5\,\,!}{2}\]

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In how many ways can 5 boys and 5 girls sit in a circle so that no two boys sit together [IIT 1975; MP PET 1987]

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