Question 163620
A class has 4 boys and 12 girls. How many ways can a team  of 1 boy and 3 girls be chosen?
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# of ways to pick one boy: 4 ways
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# of ways to pick 3 girls: 12C3 = 220
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# of ways to pick one boy and 3 girls: 4*220 = 880

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Cheers,
Stan H.