10. an urn contains 7 blue balls, 5 white balls,
and 3 red balls. what is the probability that...
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Mathematics, 03.09.2019 18:20 butt1562
10. an urn contains 7 blue balls, 5 white balls,
and 3 red balls. what is the probability that
the first ball drawn at random from the urn
will not be red?
how
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Answers: 3
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