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The computer repairman is given 8 computers to fix. He knows that among them are 4 bad video cards and 3 failed hard drives. What is the probability that the first computer he tries has a bad video card
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The computer repairman is given 8 computers to fix. He knows that among them are 4 bad video cards and 3 failed hard drives. What is the probability that the first computer he tries has a bad video card but a healthy hard drive?

User Alan Jenshen
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The probability of the first computer having a bad video card is 37 percent counting all eight computers. If we only count the seven that are discussed then the percentage would be 43 
User MichaelD
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