Question

Explain why there may not be $3$ people with same car.

score 67 · Answer 1 · 2026-03-26 06:32:57

67

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Explain why there may not be $3$ people with same car.

Published on 26 Mar 2026 - 6:32

score 467 · Answer 2 · 2020-05-17 01:02:35

467

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Prove any set S of three integers contains a pair $x\neq y$ such that $x^3y-xy^3$ is divisible by 10.

Published on 17 May 2020 - 1:02

score 30 · Answer 3 · 2020-05-17 09:12:42

30

Views

is given. prove that there is 3 numbers a, b, c that: $0.5<$a^2/bc<2 using pigeonhole principle.(n>2)

Published on 17 May 2020 - 9:12

score 216 · Answer 4 · 2026-03-26 06:31:07

216

Views

Prove that there is either a red triangle whose vertices are in S, or a set of 4 points in S such that

Published on 26 Mar 2026 - 6:31

score 81 · Answer 5 · 2020-05-18 18:20:03

81

Views

Prove that if there is 44$ bill and 10 people to split the bill, then at least two people paid the same amount of money.

Published on 18 May 2020 - 18:20

score 138 · Answer 6 · 2026-03-25 14:25:37

138

Views

For what percentage of numbers does this proof of Goldbach's conjecture hold?

Published on 25 Mar 2026 - 14:25

score 57 · Answer 7 · 2020-05-19 21:41:39

57

Views

Pigeonhole principle of 81 numbers

Published on 19 May 2020 - 21:41

score 90 · Answer 8 · 2020-05-21 07:46:36

90

Views

Does this generalization of the pigeonhole principle have a name of its own?

Published on 21 May 2020 - 7:46

score 174 · Answer 9 · 2020-05-26 11:52:56

174

Views

pigeonhole principle cube problem

Published on 26 May 2020 - 11:52

score 61 · Answer 10 · 2020-05-26 14:25:23

61

Views

understanding a pigeonhole principle problem

Published on 26 May 2020 - 14:25

score 379 · Answer 11 · 2020-05-28 16:14:31

379

Views

Prove that L has four elements , the product of which is equal to the fourth power of an integer

Published on 28 May 2020 - 16:14

score 244 · Answer 12 · 2020-05-30 07:26:46

244

Views

USSR MO 1980 pigeonhole-principle

Published on 30 May 2020 - 7:26

score 187 · Answer 13 · 2026-03-28 07:57:12

187

Views

Proving that some integer multiple of a real number is within $\frac{1}{k}$ of an integer.

Published on 28 Mar 2026 - 7:57

score 353 · Answer 14 · 2020-06-01 12:24:10

353

Views

Prove the difference is more than $n$ and less than $2n$

Published on 01 Jun 2020 - 12:24

score 96 · Answer 15 · 2026-03-25 17:42:16

96

Views

Given $372$ points in a circle with a radius of $10$, there is an annulus with radii $2$ and $3$ containing at least $12$ of these points.

Published on 25 Mar 2026 - 17:42

List Question

Explain why there may not be $3$ people with same car.

Prove any set S of three integers contains a pair $x\neq y$ such that $x^3y-xy^3$ is divisible by 10.

is given. prove that there is 3 numbers a, b, c that: $0.5<$a^2/bc<2 using pigeonhole principle.(n>2)

Prove that there is either a red triangle whose vertices are in S, or a set of 4 points in S such that

Prove that if there is 44$ bill and 10 people to split the bill, then at least two people paid the same amount of money.

For what percentage of numbers does this proof of Goldbach's conjecture hold?

Pigeonhole principle of 81 numbers

Does this generalization of the pigeonhole principle have a name of its own?

pigeonhole principle cube problem

understanding a pigeonhole principle problem

Prove that L has four elements , the product of which is equal to the fourth power of an integer

USSR MO 1980 pigeonhole-principle

Proving that some integer multiple of a real number is within $\frac{1}{k}$ of an integer.

Prove the difference is more than $n$ and less than $2n$

Given $372$ points in a circle with a radius of $10$, there is an annulus with radii $2$ and $3$ containing at least $12$ of these points.

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