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Mathematics, 03.03.2021 05:20 ismailear18
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39. A sample of five marble is to be selected, without replacement and without regard
to order, from a box that contains three red, four green, and six purple marbles. In how
many ways can this be done if
(a) Exactly two of the marbles selected are to be red, two are to be green and
one is to be purple?
(b) All are red or purple?
(c) All are to be red or all are to be purple?
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Answers: 1
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