Number of ways in which 200 people can be divided in 100 couples is a. 2100(100!)(200)! b. 1×3×5××199 c. (2101)(2102)………….(2200) d. (100)!(200)!

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Number of ways in which 200 people can be divided in 100 coupl

Question

Number of ways in which 200 people can be divided in 100 couples is a. $\frac{( 200 ) !}{2 ^{100} ( 100 ! )}$ b. $1 \times 3 \times 5 \times \times 199$ c. $(\frac{101}{2}) (\frac{102}{2}) \dots\dots\dots\dots . (\frac{200}{2})$ d. $\frac{( 200 ) !}{( 100 ) !}$

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Number of ways in which 200 people can be divided in 100 couples is a.

\frac{( 200 ) !}{2 ^{100} ( 100 ! )}

1 \times 3 \times 5 \times \times 199

(\frac{101}{2}) (\frac{102}{2}) \dots\dots\dots\dots . (\frac{200}{2})

\frac{( 200 ) !}{( 100 ) !}

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Question Text

Number of ways in which 200 people can be divided in 100 couples is a.

\frac{( 200 ) !}{2 ^{100} ( 100 ! )}

1 \times 3 \times 5 \times \times 199

(\frac{101}{2}) (\frac{102}{2}) \dots\dots\dots\dots . (\frac{200}{2})

\frac{( 200 ) !}{( 100 ) !}