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10 November, 06:40

A bag contains 5 yellow marbles, 7 pink marbles, and 3 purple marbles. Gordon selects a marble without looking. What is the probability that he selects a yellow marble or a purple marble? 245 115 715 815

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  1. 10 November, 06:46
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    It is an 8/15 probability. there are 15 marbles total (5y+7p+3pl=15)

    5/15y, 7/15p, 3/15.

    5/15+3/15 = 8/15
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