Question

In how many different ways can 50 children be distributed in 5 identical classrooms

score 51 · Answer 1 · 2026-05-10 21:57:34

51

Views

In how many different ways can 50 children be distributed in 5 identical classrooms

Published on 10 May 2026 - 21:57

score 54 · Answer 2 · 2026-04-14 14:37:24

54

Views

Boys and girls ending up in same pair

Published on 14 Apr 2026 - 14:37

score 174 · Answer 3 · 2026-04-15 06:37:10

174

Views

For finite set $S$, is there a formula for the number of endofunctions that are idempotent?

Published on 15 Apr 2026 - 6:37

score 783 · Answer 4 · 2026-04-15 03:46:34

783

Views

How to find the number of $4$-digit odd numbers that can be formed using the digits $3, 4, 5, 6, 7$ without repetition

Published on 15 Apr 2026 - 3:46

score 52 · Answer 5 · 2026-05-10 15:55:08

52

Views

Is it possible to calculate when we are close to solving the Rubik's cube?

Published on 10 May 2026 - 15:55

score 179 · Answer 6 · 2026-04-11 06:49:18

179

Views

Combination Problem using generating functions

Published on 11 Apr 2026 - 6:49

score 22 · Answer 7 · 2026-04-10 05:29:10

22

Views

Are there more Combination methods?

Published on 10 Apr 2026 - 5:29

score 667 · Answer 8 · 2026-04-14 04:22:41

667

Views

A problem about the graph theory

Published on 14 Apr 2026 - 4:22

score 1.8k · Answer 9 · 2026-04-16 05:10:45

1.8k

Views

How many persons eat at least two out of the three dishes?

Published on 16 Apr 2026 - 5:10

score 60 · Answer 10 · 2026-04-16 14:23:10

If $k$ identical six-sided dice are thrown, and $n$ identical coins are tossed, how many results can be distinguished?

score 190 · Answer 11 · 2026-04-14 15:36:58

190

Views

Combinatorial proof that $\sum_{i=0}^n 2^i\binom{n}{i}i!(2n-i)! = 4^n(n!)^2$

Published on 14 Apr 2026 - 15:36

score 875 · Answer 12 · 2026-05-10 15:55:06

875

Views

Lower Bound on God's Number in the Rubik's Cube

Published on 10 May 2026 - 15:55

score 30 · Answer 13 · 2026-04-15 11:48:29

30

Views

Trying to Find How Many Combinations or Permutations of a group of items

Published on 15 Apr 2026 - 11:48

score 649 · Answer 14 · 2026-04-15 14:01:45

649

Views

Let X be an n element set

Published on 15 Apr 2026 - 14:01

score 628 · Answer 15 · 2026-05-11 10:23:22

628

Views

(Music) List of all possible "types of set" of 12 musical notes

Published on 11 May 2026 - 10:23

List Question

In how many different ways can 50 children be distributed in 5 identical classrooms

Boys and girls ending up in same pair

For finite set $S$, is there a formula for the number of endofunctions that are idempotent?

How to find the number of $4$-digit odd numbers that can be formed using the digits $3, 4, 5, 6, 7$ without repetition

Is it possible to calculate when we are close to solving the Rubik's cube?

Combination Problem using generating functions

Are there more Combination methods?

A problem about the graph theory

How many persons eat at least two out of the three dishes?

If $k$ identical six-sided dice are thrown, and $n$ identical coins are tossed, how many results can be distinguished?

Combinatorial proof that $\sum_{i=0}^n 2^i\binom{n}{i}i!(2n-i)! = 4^n(n!)^2$

Lower Bound on God's Number in the Rubik's Cube

Trying to Find How Many Combinations or Permutations of a group of items

Let X be an n element set

(Music) List of all possible "types of set" of 12 musical notes

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