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25-02-2017
Mathematics

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A bag contains 9 red marbles, 10 white, 5 blue. If 6 are drawn at random, what is the probability

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ebenca4 ebenca4

25-02-2017

total number of colours
= 9 +10+5
=24
so the probability that 6 are drawn at random
= 6/24 =1/4

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