A box contains nine bulbs out of which 4 are defective. If four bulbs are chosen at random, find the probability that atleast one bulb is good.

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A box contains nine bulbs out of which 4 are defective. If four bulbs are chosen at random, find the probability that atleast one bulb is good.

1.6/63

2.2/63

3.125/126

4.1/126

Posted Date:-2022-03-08 14:00:11

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