Probability

CBSE Class 12 · Mathematics · 31 past questions

9 of 31 · show all

1. Q2 2026

   For two events A and B such that $P(A) \ne 0$ and $P(B) \ne 1$, $P(A'/B') =$

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2. Q9 2025

   If E and F are two events such that $P(E) > 0$ and $P(F) \ne 1$, then $P(\overline{E}/\overline{F})$ is

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3. Q13 2024

   If $P(A|B) = P(A'|B)$, then which of the following statements is true ?

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4. Q15 2024

   Let E and F be two events such that P(E) = 0·1, P(F) = 0·3, P(E $\cup$ F) = 0·4, then P(F | E) is…

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5. Q18 2024

   Let E be an event of a sample space S of an experiment, then P(S|E) =

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6. Q21 2023

   If $P(A \cap B) = \frac{1}{8}$ and $P(\bar{A}) = \frac{3}{4}$, then $P\left(\frac{B}{A}\right)$ is equal to…

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7. Q24 2023

   If $P\left(\frac{A}{B}\right) = 0.3$, $P(A) = 0.4$ and $P(B) = 0.8$, then $P\left(\frac{B}{A}\right)$ is…

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8. Q27 2023

   If the sum of numbers obtained on throwing a pair of dice is 9, then the probability that number obtained on…

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9. Q29 2022

   Let A and B be two events such that $P(A)=\frac{5}{8}$, $P(B)=\frac{1}{2}$ and $P(A/B)=\frac{3}{4}$. Find the…

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