Permutations and Combinations PYQs - Last 5 Years
WB JEE / Mathematics / Algebra / 13 recent questions
MathematicsAlgebra2022-2026
Practice 13 WB JEE Mathematics questions from Permutations and Combinations. Use the year-wise and type-wise breakdown to prioritize recent PYQs, then continue into the question list below.
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Mathematics / Algebra
2022-2026
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2022-2026
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2017-2026
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13PYQs
MCQ92.3%
MCQM7.7%
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#1 Unknown13
13 in last 5 years13 in last 10 years
Last 5 Years Permutations and Combinations Questions
Showing 13 of 13 filtered questions.
1Permutations And Combinations
Suppose $A$ is denoted the set of all numbers between 1 and 700 which are divisible by 3 and let $B$ is denoted the set of all numbers between 1 and 300 which are divisible by 7 . If $C=\{(a, b) \mid a \in A, b \in B, a \neq b$ and $a+b=$ e...
MCQ+1 / -0.252026
2Permutations And Combinations
Let 10 Bags $B_1, B_2, \ldots, B_{10}$ which contains $21,22, \ldots, 30$ different articles respectively. Then the total number of ways to bring out 10 articles from a Bag is
MCQ+1 / -0.252026
3Permutations And Combinations
The number of 3-digit numbers we of the form $x y z$ with $x< y, z< y$ and $x \neq 0$ is
MCQ+1 / -0.252026
4Permutations And Combinations
If ${ }^9 P_5+5 \cdot{ }^9 P_4={ }^{10} P_r$, then the value of '$r$' is
MCQ+1 / -0.252025
5Permutations And Combinations
The value of the expression ${ }^{47} C_4+\sum\limits_{j=1}^5{ }^{52-j} C_3$ is
MCQ+1 / -0.252025
6Permutations And Combinations
\(\text { If } 1000!=3^n \times m \text { where } m \text { is an integer not divisible by } 3 \text {, then } n=\)
MCQ+2 / -0.52024
7Permutations And Combinations
Five balls of different colours are to be placed in three boxes of different sizes. The number of ways in which we can place the balls in the boxes so that no box remains empty is
MCQ+2 / -0.52024
8Permutations And Combinations
The numbers \(1,2,3, \ldots \ldots, \mathrm{m}\) are arranged in random order. The number of ways this can be done, so that the numbers \(1,2, \ldots \ldots ., \mathrm{r}(\mathrm{r}<\mathrm{m})\) appears as neighbours is
MCQ+1 / -0.252024
9Permutations And Combinations
A letter lock consists of three rings with 15 different letters. If N denotes the number of ways in which it is possible to make unsuccessful attempts to open the lock, then
MCQM+2 / -02023
10Permutations And Combinations
Let A be a set containing n elements. A subset P of A is chosen, and the set A is reconstructed by replacing the elements of P. A subset Q of A is chosen again. The number of ways of choosing P and Q such that Q contains just one element mo...
MCQ+1 / -0.252023
11Permutations And Combinations
n objects are distributed at random among n persons. The number of ways in which this can be done so that at least one of them will not get any object is
MCQ+1 / -0.252023
12Permutations And Combinations
The number of ways in which the letters of the word 'VERTICAL' can be arranged without changing the order of the vowels is
MCQ+1 / -0.252023
13Permutations And Combinations
There are n white and n black balls marked 1, 2, 3, ...... n. The number of ways in which we can arrange these balls in a row so that neighbouring balls are of different colours is
MCQ+1 / -0.252022