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There are 5 red marbles four blue marbles and three yellow marbles in a bag what is the probability of a blue marble being randomly chosen

User Vu Luu
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total number of marbles : 12
amount of blue marbles : 4

4/12 = 1/3 or 33%

the probability of choosing a blue marble 1/3 or 33%
User Chepner
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