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Number of ways in which from a group of ...

Number of ways in which from a group of 6 men and 5 women
`M _(1), M _(2), M _(3) , M _(4) , M _(5) , M _(6) & W _(1) ,a W _(2) , W _(3) , W _(4), W _(5)` committee of 4 people to be formed having atleast 2 women and such that `M _(1) and W _(1)` are not in the same committee together is `mu.` Then `(mu)/(10)` is

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The correct Answer is:
`18.90`
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