A senate committee has 5 Republicans and 4 Democrats.  In how many ways can the committee members sit in a row of 9 chairs, such that all 4 Democrats sit together?
Question:
A senate committee has 5 Republicans and 4 Democrats.  In how many ways can the committee members sit in a row of 9 chairs, such that all 4 Democrats sit together?
Answer:
Let's think step by step.

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A senate committee has 5 Republicans and 4 Democrats.  In how many ways can the committee members sit in a row of 9 chairs, such that all 4 Democrats sit together?
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