SOLUTION: there are 35 marbles in a bag. If the probability of picking a blue marble is 2/7 and the probability of picking a yellow marble is 3/5 then: how many blue marbles are there?

Question 538629: there are 35 marbles in a bag. If the probability of picking a blue marble is 2/7 and the probability of picking a yellow marble is 3/5 then: how many blue marbles are there?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
there are 35 marbles in a bag. If the probability of picking a blue marble is 2/7 and the probability of picking a yellow marble is 3/5 then: how many blue marbles are there?
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# of yellow = (3/5)35 = 21
# of blue = (2/7)35 = 10
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Cheers,
Stan H.
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