Teaching UGC NET Mock Test Series 2025 (Paper 1 & 2) Mathematics Statistics

A box contains 10 bulbs, 4 of which are defective. If 3 of the bulbs are drawn randomly without replacement, what is the probability that all three bulbs are defective?

1
\(\frac{1}{30}\)
2
\(\frac{3}{4}\)
3
\(\frac{3}{10}\)
4
\(\frac{4}{10}\)
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