CUET Mathematics - If P(B) = 2/5, P(A B) = 3/5, P(A B) = 3/10 then P(A/B) + 2P(B/A) equals | PYQs + Solutions | AfterBoards

CUET Mathematics 2026 29th May Shift 2 PYQs

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CUET Mathematics 2026 29th May Shift 2

Algebra

>

Medium

common

$\frac{20}{39}$

$\frac{39}{20}$

$\frac{39}{10}$

$\frac{10}{39}$

✅ Correct Option: 2

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Let A and B be independent events such that $P(A) = \frac{3}{7}$ and $P(B) = \frac{1}{7}$ , Then

Match List-I with List-II

List-I	List-II
(A) P(A and B)	(I) $\frac{24}{49}$
(B) P(A or B)	(II) $\frac{18}{49}$
(C) P(A and not B)	(III) $\frac{25}{49}$
(D) P(neither A nor B)	(IV) $\frac{3}{49}$

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The probability distribution of a random variable $x$ is, $P(x) = \frac{k}{2^x}, x = 0, 1, 2, 3$ . Then

Match List-I with List-II

List-I	List-II
(A) $k$	(I) $\frac{2}{15}$
(B) $P(x = 1)$	(II) $\frac{1}{5}$
(C) $P(1 < x < 3)$	(III) $\frac{8}{15}$
(D) $P(x \geq 2)$	(IV) $\frac{4}{15}$

Choose the correct answer from the options given below:

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