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15
Math.TechQA.Club
2026-04-11 15:18:19
6.1k
Views
Who robbed the bank?
Published on
11 Apr 2026 - 15:18
#puzzle
261
Views
How to divide a $4\times 4$ square in six pieces to show that from any seven points in the square, there are two at most $\sqrt 5$ apart?
Published on
12 Apr 2026 - 21:57
#geometry
#puzzle
#combinatorial-geometry
5.4k
Views
Get $5$ by doing any operations with four $7$s
Published on
13 Apr 2026 - 10:00
#arithmetic
#recreational-mathematics
#puzzle
3.2k
Views
How old was this man and his son?
Published on
13 Apr 2026 - 1:00
#puzzle
878
Views
The number of ways people standing in a line can be holding hands
Published on
12 Apr 2026 - 19:53
#combinatorics
#algorithms
#permutations
#puzzle
182
Views
Evaluate $\sqrt{1 + 2\sqrt{1 + 3 \sqrt{1 + \dots}}}$
Published on
01 Apr 2026 - 11:12
#arithmetic
#puzzle
231
Views
On estimating monthly credit card payment amounts (some pragmatic constraints inside)
Published on
27 Mar 2026 - 10:09
#intuition
#puzzle
#finance
1.8k
Views
Mathematics of paper fold-cutting
Published on
10 Apr 2026 - 1:36
#geometry
#recreational-mathematics
#puzzle
2.7k
Views
Game: removing coins from two stacks.
Published on
05 Sep 2014 - 11:23
#number-theory
#puzzle
99
Views
How to use group theory to solve larrys square iphone app
Published on
09 Apr 2026 - 14:04
#group-theory
#permutations
#puzzle
#rubiks-cube
941
Views
Superqueens on a chessboard
Published on
10 Sep 2014 - 17:46
#puzzle
941
Views
Mathematics riddle
Published on
11 Sep 2014 - 10:36
#puzzle
7.6k
Views
How to find the total amount from given percentage
Published on
08 Apr 2026 - 6:18
#arithmetic
#puzzle
#average
193
Views
Bride Groom Problem
Published on
13 Apr 2026 - 1:11
#algorithms
#dynamical-systems
#puzzle
21.4k
Views
Understanding the solution of a riddle about lions and sheep.
Published on
10 Apr 2026 - 0:34
#puzzle
#game-theory
#paradoxes
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