The Senate has 100 members, 55 Republicans and 45 Democrats.  In how many ways can I choose a 5-person committee consisting of 3 Republicans and 2 Democrats?
Question:
The Senate has 100 members, 55 Republicans and 45 Democrats.  In how many ways can I choose a 5-person committee consisting of 3 Republicans and 2 Democrats?
Answer:
Let's think step by step.

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The Senate has 100 members, 55 Republicans and 45 Democrats.  In how many ways can I choose a 5-person committee consisting of 3 Republicans and 2 Democrats?
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