Mathematics
Medium
Question
A box contains nine bulbs out of which 4 are defective. If four bulbs are chosen at random, find the probability that at least one bulb is good.
A
6/63
B
2/63
C
125/126
✓ Official correct answer
D
1/126
Community credibility
Registered members can vote for the answer they believe is correct today and explain why. If the facts change after an election or news event, suggest a new option so others can vote it up.
A
6/63
No member explanations yet for this option.
B
2/63
No member explanations yet for this option.
C
125/126
No member explanations yet for this option.
D
1/126
No member explanations yet for this option.