A box contains 100 bulbs, out of which 10 are defective. A sample of 5 bulbs is drawn. The probability that none is defective is?

Question

$\left(\frac{1}{10}\right)^5$

$\left(\frac{1}{2}\right)^5$

$\frac{9}{10}$

$\left(\frac{9}{10}\right)^5$

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