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Mathematics · 2025 · 1 mark
CBSE 2025 · Region 2 · Set 2 · Q11
In the following probability distribution, the value of p is:
In the following probability distribution, the value of $\displaystyle p$ is :
| X | $\displaystyle 0$ | $\displaystyle 1$ | $\displaystyle 2$ | $\displaystyle 3$ |
| $\displaystyle \mathrm{P}(\mathrm{X})$ | p | p | $\displaystyle 0.3$ | $\displaystyle 2$ p |
Official answer
(A)
$\displaystyle \frac{7}{40}$
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CBSE Class 12 Mathematics past-paper question from the 2025 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.