Andy C. answered • 09/29/18
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(8 choose 1)(12 choose 2)/(20 choose (8,12)) =
(8 choose 1)(12 choose 2)/(20! / (8!12!)) =
Mohammad A.
asked • 09/29/18Combination question!
a survey is to be conducted and three people are to be chosen from a group of twenty. if the group contains 8 men and 12 women, how many groups containing exactly one man are possible
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