CUET Mathematics - Let X denotes the number of hours a person uses a mobile and the probability distribution of X is as | X | 0 | 1 | 2 | 3 | 4 | |---|---|---|---|---|---| | P(X) | 0.1 | K | 2K | 2K | K | Then the value of K is | PYQs + Solutions

CUET Mathematics 2025 19 May Shift 1

Algebra

Easy

common

0.15

0.20

0.12

0.16

✅ Correct Option: 1

Related questions:

15 May Shift 1

Let x denote the number of doublets in three throws of a pair of dice with the following probability distribution.

x	0	1	2	3
P(x)	$\frac{25}{72}k$	$\frac{15}{72}k$	$\frac{1}{4}k$	$\frac{1}{36}k$

If value of k is equal to $\frac{m}{n} \cdot \gcd(m,n) = 1$ , then $m + n$ is equal to

21 May Shift 2

Let A and B be independent events such that P (A) = 0.3 and P (B) = 0.4, then

Match List-I with List-II

List-I	List-II
(A) P (A ∩ B)	(I) 0.3
(B) P (A ∪ B)	(II) 0.4
(C) P (A	B)
(D) P (B	A)

Choose the correct answer from the options given below:

CUET Mathematics 2024 Slot 1

The probability of a shooter hitting a target is $\frac34$ . How many minimum number of times must he fire so that the probability of hitting the target at least once is more than $90 \%$ ?

CUET Mathematics 2025 19 May Shift 1 PYQs

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