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15
Math.TechQA.Club
2026-04-10 22:36:26
224
Views
What is wrong with my solution to the Monty Hall problem?
Published on
10 Apr 2026 - 22:36
#probability
#combinatorics
#puzzle
#monty-hall
299
Views
Aces and eights game
Published on
12 Apr 2026 - 13:15
#puzzle
#card-games
512
Views
The Soup Problem: how to asymptotically fairly split a geometric series and a constant one using a single pattern?
Published on
07 Apr 2026 - 6:41
#sequences-and-series
#summation
#puzzle
#number-systems
#combinatorics-on-words
292
Views
Estimate amount spent
Published on
12 Apr 2026 - 0:42
#algebra-precalculus
#puzzle
#estimation
519
Views
Next number in the sequence $7,31,211,2311,...$
Published on
16 Apr 2026 - 6:45
#sequences-and-series
#contest-math
#puzzle
297
Views
By what fractional part is exceeding?
Published on
11 Apr 2026 - 8:47
#algebra-precalculus
#discrete-mathematics
#puzzle
105
Views
Is it possible to solve $\frac{x(x-1)}{(x+y)(x+y-1)} =\frac12$, with $x>y$ and $100 \leq x+y\leq500$, without writing some program?
Published on
05 May 2026 - 12:53
#algebra-precalculus
#elementary-number-theory
#systems-of-equations
#diophantine-equations
#puzzle
82
Views
A difficult puzzle about filling holes with colored blocks
Published on
11 Apr 2026 - 11:52
#puzzle
98
Views
Riddle regarding mean value theorem
Published on
15 Apr 2026 - 19:18
#calculus
#proof-explanation
#puzzle
697
Views
Can we count the number of triangles in the figure with combination methods?
Published on
13 Apr 2026 - 16:04
#discrete-mathematics
#combinations
#puzzle
139
Views
How few $(42^\circ,60^\circ,78^\circ)$ triangles can a regular hexagon be divided into?
Published on
14 Apr 2026 - 0:57
#geometry
#recreational-mathematics
#puzzle
#tiling
77
Views
Counting chessboard rectangles
Published on
13 Apr 2026 - 11:14
#sequences-and-series
#discrete-mathematics
#puzzle
#chessboard
43
Views
Need help figuring out a pattern question
Published on
12 Apr 2026 - 0:18
#puzzle
#pattern-recognition
107
Views
Number of repetitions of modular operation
Published on
05 May 2026 - 20:29
#elementary-number-theory
#discrete-mathematics
#modular-arithmetic
#recreational-mathematics
#puzzle
80
Views
Use induction to prove that pegs in a line can be interchanged
Published on
14 Apr 2026 - 22:07
#discrete-mathematics
#proof-writing
#solution-verification
#induction
#puzzle
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