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15
Math.TechQA.Club
2026-04-29 08:27:37
175
Views
Gumball Logic Math puzzle
Published on
29 Apr 2026 - 8:27
#contest-math
#recreational-mathematics
#puzzle
226
Views
12 boxes reference weight
Published on
15 Apr 2026 - 14:28
#puzzle
230
Views
World's hardest logical puzzle variant
Published on
11 Apr 2026 - 5:12
#logic
#puzzle
845
Views
7-step binomial tree problem involving baseball betting
Published on
14 Apr 2026 - 18:34
#puzzle
#finance
46
Views
Find the Maximum weight of all balls given that...
Published on
14 Apr 2026 - 13:43
#algebra-precalculus
#puzzle
217
Views
Distributing balls in boxes
Published on
14 Apr 2026 - 6:13
#combinatorics
#puzzle
378
Views
Transforming a 8x8, 4x4 and 1x1 square into a 9x9 square
Published on
09 Apr 2026 - 11:21
#puzzle
#transformation
#dissection
382
Views
Connecting dots in order on a grid
Published on
14 Apr 2026 - 3:12
#graph-theory
#puzzle
680
Views
Graph Envelope Constraint puzzles from The Witness game.
Published on
09 Apr 2026 - 10:08
#discrete-mathematics
#graph-theory
#puzzle
#envelope
243
Views
Prove that at least one side length of a rectangle is an integer
Published on
14 Apr 2026 - 6:35
#geometry
#puzzle
5.4k
Views
Riddle: A special $6$-digit number
Published on
16 Apr 2026 - 6:33
#puzzle
#alternative-proof
#decimal-expansion
235
Views
The roles of standard coins in the counterfeit coin problems
Published on
14 Apr 2026 - 13:04
#discrete-mathematics
#algorithms
#proof-explanation
#puzzle
763
Views
"American Billions" puzzle: Find a 10-digit number (no repeats), where the first $n$ digits give a number divisible by $n$, for all $n = 1,\ldots,9$
Published on
14 Apr 2026 - 20:54
#puzzle
329
Views
Removing points from a triangular array without losing information
Published on
10 Apr 2026 - 21:39
#combinatorics
#puzzle
#extremal-combinatorics
#oeis
71
Views
Show that it is not possible for $A$ and $B$ to meet at a point
Published on
15 Apr 2026 - 10:54
#combinatorics
#algebra-precalculus
#elementary-number-theory
#discrete-mathematics
#puzzle
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