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Mathematics · 2023 · 1 mark
CBSE 2023 · Region 5 · Set 2 · Q18
If A and B are two independent events such that P ( A )=1/3 and P ( B )=1/4, then P ( B^′ / A ) is
If A and B are two independent events such that $\displaystyle \mathrm{P}(\mathrm{A})=\frac{1}{3}$ and $\displaystyle \mathrm{P}(\mathrm{B})=\frac{1}{4}$, then $\displaystyle \mathrm{P}\left(\mathrm{B}^{\prime} / \mathrm{A}\right)$ is
Official answer
(C)
$\displaystyle \frac{3}{4}$
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CBSE Class 12 Mathematics past-paper question from the 2023 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.