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5 defective glasses are accidentally mixed with 20 good ones. The good glasses and the defective ones look the same from the outside. If a glass is picked at random, what is the probability that the chosen glass is good? |
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Answer» 5 defective glasses are accidentally mixed with 20 good ones. The good glasses and the defective ones look the same from the outside. If a glass is picked at random, what is the probability that the chosen glass is good? |
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