Latest MBA Aptitude Question SOLUTION: among 10 bulbs 4 are defective,if three bulbs are selected and fitted into 3 holders in a room,what is the probability that the room is lighted?

1) 1/30
2) 2/5

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(#M40014486) MBA question permutations and combinations, probability Keep an EYE

among 10 bulbs 4 are defective,if three bulbs are selected and fitted into 3 holders in a room,what is the probability that the room is lighted?

1) 1/30
2) 2/5
3) 3/5
4) 29/30

Asked In MBA (12 years ago)

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