Question

Test question: Number of possible combinations of numbers

score 106 · Answer 1 · 2026-04-14 04:31:03

Test question: Number of possible combinations of numbers

Published on 14 Apr 2026 - 4:31

score 128 · Answer 2 · 2026-04-16 10:24:41

How many numbers greater than $1000$ but not greater than $4000$ can be formed with the digits $0,1,2,3,4$ if repetition of digits is allowed?

score 123 · Answer 3 · 2026-04-15 13:06:47

123

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Rearrangements of the monotonically increasing integer numbers $1, 2, 3, \dots, n$

Published on 15 Apr 2026 - 13:06

score 101 · Answer 4 · 2026-04-14 07:05:10

101

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Combinations and Permutations - password case

Published on 14 Apr 2026 - 7:05

score 73 · Answer 5 · 2026-04-15 00:36:41

73

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Possibilities and combinations

Published on 15 Apr 2026 - 0:36

score 416 · Answer 6 · 2026-04-11 11:49:15

416

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Proving a recurrence relation in up-down permutation

Published on 11 Apr 2026 - 11:49

score 1.9k · Answer 7 · 2026-04-13 20:04:49

1.9k

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In how many ways can nine women and six men be seated at a circular table so that no two men are adjacent?

Published on 13 Apr 2026 - 20:04

score 61 · Answer 8 · 2026-03-26 06:19:13

61

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Do we need the "consecutive" term in this definition?

Published on 26 Mar 2026 - 6:19

score 331 · Answer 9 · 2026-04-17 03:21:16

331

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In how many ways can spouses be arranged around a circle?

Published on 17 Apr 2026 - 3:21

score 39 · Answer 10 · 2026-03-25 11:06:40

39

Views

Algebraic identity for summing all arrangements of n choose k terms

Published on 25 Mar 2026 - 11:06

score 65 · Answer 11 · 2026-04-16 20:42:05

65

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Number of ways to distribute up to n identical objects among r groups

Published on 16 Apr 2026 - 20:42

score 208 · Answer 12 · 2026-04-16 06:30:55

Let $P$ be the set of all permutations in $S_{6}$ that can be expressed as a product of a multiple of $4$ transposition then $|P|$ is....$?$

score 2.6k · Answer 13 · 2026-04-15 20:55:13

How many ways $8$ persons be seated around a circular table facing the center such that $3$ particular persons are always together?

score 354 · Answer 14 · 2026-04-14 06:05:28

354

Views

How many 5-digit whole numbers with no 0's are divisible by 6?

Published on 14 Apr 2026 - 6:05

score 44 · Answer 15 · 2026-04-14 20:11:31

Find the number of way in which the letters of the word 'EXTENSION' can be arranged in a straight line so that no two vowels are next to each other?

List Question

Test question: Number of possible combinations of numbers

How many numbers greater than $1000$ but not greater than $4000$ can be formed with the digits $0,1,2,3,4$ if repetition of digits is allowed?

Rearrangements of the monotonically increasing integer numbers $1, 2, 3, \dots, n$

Combinations and Permutations - password case

Possibilities and combinations

Proving a recurrence relation in up-down permutation

In how many ways can nine women and six men be seated at a circular table so that no two men are adjacent?

Do we need the "consecutive" term in this definition?

In how many ways can spouses be arranged around a circle?

Algebraic identity for summing all arrangements of n choose k terms

Number of ways to distribute up to n identical objects among r groups

Let $P$ be the set of all permutations in $S_{6}$ that can be expressed as a product of a multiple of $4$ transposition then $|P|$ is....$?$

How many ways $8$ persons be seated around a circular table facing the center such that $3$ particular persons are always together?

How many 5-digit whole numbers with no 0's are divisible by 6?

Find the number of way in which the letters of the word 'EXTENSION' can be arranged in a straight line so that no two vowels are next to each other?

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