The computer repairman is given 6 computers to fix. He knows that among them there are 5 bad video cards and 4 failed hard drive

Question

viktelen [127]

3 years ago

7

The computer repairman is given 6 computers to fix. He knows that among them there are 5 bad video cards and 4 failed hard drive

s. What is the probability that the first computer he tries has both problems?

Mathematics

1 answer:

Aloiza [94] · Answer 1 · 2022-08-07T21:06:08+03:00

Aloiza [94]3 years ago

5 0

5/9 because...

Probability that the first one has a bad video card: 5/6

Probability that the first one has a failed hard drive: 4/6

5/6 x 4/6 = 20/36 = 5/9