Question

Formula for combinations not working?

score 52 · Answer 1 · 2026-04-17 12:32:24

52

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Formula for combinations not working?

Published on 17 Apr 2026 - 12:32

score 77 · Answer 2 · 2026-04-13 15:29:43

77

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How many ways a tie breaker happens in a football game?

Published on 13 Apr 2026 - 15:29

score 68 · Answer 3 · 2026-04-15 00:40:34

68

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score 42 · Answer 4 · 2026-04-18 03:27:39

42

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How many ways to combine $7$ women and $6$ men in a committee of $6$ given each sex must be represented.

Published on 18 Apr 2026 - 3:27

score 3k · Answer 5 · 2026-04-15 06:06:32

3k

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A team won 80% of the games it played 5 more games of which it won 3 and lost 2. Its loss percentage changed to 25% how many games it play overall?

Published on 15 Apr 2026 - 6:06

score 91 · Answer 6 · 2026-05-01 06:35:10

91

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Derangement of Odd Objects

Published on 01 May 2026 - 6:35

score 116 · Answer 7 · 2026-04-14 10:56:44

116

Views

Prove that the way to partition N as a summation from the natural set is $2^{n-1}$

Published on 14 Apr 2026 - 10:56

score 2.8k · Answer 8 · 2026-04-24 09:12:36

2.8k

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unique necklace from 6 beads

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score 438 · Answer 9 · 2026-04-10 22:50:35

438

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score 187 · Answer 10 · 2026-04-12 00:20:54

187

Views

Counting free parameters in vector after applying restrictions

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score 54 · Answer 11 · 2026-04-14 19:26:33

54

Views

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Published on 14 Apr 2026 - 19:26

score 181 · Answer 12 · 2026-04-12 11:08:18

181

Views

Circular lock with $n$ consecutive numbers needs combination of $k$ digits.

Published on 12 Apr 2026 - 11:08

score 970 · Answer 13 · 2026-04-14 13:32:48

In how many ways can Dolly switch channels each minute so that she returns to the original channel for the first time after four minutes?

score 142 · Answer 14 · 2026-04-29 12:47:01

142

Views

isosceles right-angled triangles defined on an infinite Go board by same-colored stones

Published on 29 Apr 2026 - 12:47

score 108 · Answer 15 · 2026-04-12 06:19:20

108

Views

Conditions on Bipartite Graphs guaranteeing matchings

Published on 12 Apr 2026 - 6:19

List Question

Formula for combinations not working?

How many ways a tie breaker happens in a football game?

In how many ways can $5$ teaching posts be filled if $2$ posts are reserved for American candidates?

How many ways to combine $7$ women and $6$ men in a committee of $6$ given each sex must be represented.

A team won 80% of the games it played 5 more games of which it won 3 and lost 2. Its loss percentage changed to 25% how many games it play overall?

Derangement of Odd Objects

Prove that the way to partition N as a summation from the natural set is $2^{n-1}$

unique necklace from 6 beads

A tricky combinatorial sum

Counting free parameters in vector after applying restrictions

Combinatorics: the amount of poker hands with a certain amount of unique cards

Circular lock with $n$ consecutive numbers needs combination of $k$ digits.

In how many ways can Dolly switch channels each minute so that she returns to the original channel for the first time after four minutes?

isosceles right-angled triangles defined on an infinite Go board by same-colored stones

Conditions on Bipartite Graphs guaranteeing matchings

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