Question 804718: a counter is drawn from a box containing 10 red, 15 black, 5 green, and 10 yellow counters. find the probability that the counter is a black, nt green or yellow, not yellow, red or black or green, not blue
Answer by stanbon(75887)   (Show Source):
You can put this solution on YOUR website! a counter is drawn from a box containing 10 red, 15 black, 5 green, and 10 yellow counters. find the probability that the counter is a
black:: 15/40
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not green or yellow:: 25/40
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not yellow:: 30/40
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red or black or green:: 30/40
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not blue:: 1
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Cheers,
Stan H.
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