Question

How many ways can you arrange books in a shelf?

score 2.1k · Answer 1 · 2019-01-19 07:23:33

2.1k

Views

How many ways can you arrange books in a shelf?

Published on 19 Jan 2019 - 7:23

score 959 · Answer 2 · 2019-01-19 12:18:52

959

Views

Probability that at least two of the three had been sitting next to each other. Where am I wrong?

Published on 19 Jan 2019 - 12:18

score 118 · Answer 3 · 2019-01-20 01:36:44

118

Views

Combinatorics of sums

Published on 20 Jan 2019 - 1:36

score 35 · Answer 4 · 2019-01-20 13:58:46

How to find a number of solutions for $x_1+x_2+\ldots+x_n=r$ where $r$ is divisible by 3 and for a given $l$ and $r$ such that $l\leq x_i \leq r$?

score 1.1k · Answer 5 · 2019-01-20 17:10:46

1.1k

Views

drawing 2 red balls from box contains 3 red balls and 7 white balls

Published on 20 Jan 2019 - 17:10

score 300 · Answer 6 · 2019-01-21 17:30:36

300

Views

Possible combinations of placing 14 different colors in a matrix 8x8

Published on 21 Jan 2019 - 17:30

score 1.1k · Answer 7 · 2026-03-25 18:31:21

1.1k

Views

Given three permutations of $\{1,2,\dots,n^3+1\}$, prove two of them have a common subsequence of length $n+1$.

Published on 25 Mar 2026 - 18:31

score 34 · Answer 8 · 2019-01-21 21:16:53

34

Views

How to calculate the probability of the below situations?

Published on 21 Jan 2019 - 21:16

score 291 · Answer 9 · 2019-01-22 19:24:18

291

Views

How many integer solutions are there for $x_1+x_2+x_3+x_4+x_5=75$, with $1 \leq i \leq 5, x_1=x_5$?

Published on 22 Jan 2019 - 19:24

score 201 · Answer 10 · 2019-01-22 23:46:41

201

Views

Given 8 People in a race including Alice and Bob. How many ranked lists of these people see Alice ahead of Bob?

Published on 22 Jan 2019 - 23:46

score 579 · Answer 11 · 2026-03-25 01:38:31

579

Views

Calculating combinations of three of a kind in Texas Hold 'Em

Published on 25 Mar 2026 - 1:38

score 608 · Answer 12 · 2026-03-25 01:37:07

608

Views

Calculating combinations of a straight in Texas Hold 'Em

Published on 25 Mar 2026 - 1:37

score 170 · Answer 13 · 2026-03-28 01:07:14

170

Views

Number of non-negative integer solutions for $x+y+z = n^2$

Published on 28 Mar 2026 - 1:07

score 111 · Answer 14 · 2019-01-24 09:44:14

111

Views

Men and Women: Selecting a committee - I don't understand why it's just 2C2

Published on 24 Jan 2019 - 9:44

score 468 · Answer 15 · 2019-01-24 20:03:07

468

Views

Why is my solution to stars and bars wrong?

Published on 24 Jan 2019 - 20:03

List Question

How many ways can you arrange books in a shelf?

Probability that at least two of the three had been sitting next to each other. Where am I wrong?

Combinatorics of sums

How to find a number of solutions for $x_1+x_2+\ldots+x_n=r$ where $r$ is divisible by 3 and for a given $l$ and $r$ such that $l\leq x_i \leq r$?

drawing 2 red balls from box contains 3 red balls and 7 white balls

Possible combinations of placing 14 different colors in a matrix 8x8

Given three permutations of $\{1,2,\dots,n^3+1\}$, prove two of them have a common subsequence of length $n+1$.

How to calculate the probability of the below situations?

How many integer solutions are there for $x_1+x_2+x_3+x_4+x_5=75$, with $1 \leq i \leq 5, x_1=x_5$?

Given 8 People in a race including Alice and Bob. How many ranked lists of these people see Alice ahead of Bob?

Calculating combinations of three of a kind in Texas Hold 'Em

Calculating combinations of a straight in Texas Hold 'Em

Number of non-negative integer solutions for $x+y+z = n^2$

Men and Women: Selecting a committee - I don't understand why it's just 2C2

Why is my solution to stars and bars wrong?

Trending Questions

Popular # Hahtags

Popular Questions