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15
Math.TechQA.Club
2026-04-09 11:58:56
43
Views
Article Price: A Methodical Approach
Published on
09 Apr 2026 - 11:58
#arithmetic
#puzzle
303
Views
Points table in a tournament
Published on
03 Apr 2026 - 2:32
#probability
#permutations
#puzzle
719
Views
$42$ (U.S.) coins make $\$1$. If there's at least one quarter, dime, nickel, and penny, find the number of dimes and nickels.
Published on
25 Mar 2026 - 23:58
#puzzle
#word-problem
2.6k
Views
Riddle of the fox and the holes, with n holes
Published on
19 Oct 2018 - 12:15
#puzzle
135
Views
What is the logic behind this puzzle's answer?
Published on
19 Oct 2018 - 15:49
#puzzle
321
Views
A math riddle involving sums of digits
Published on
10 Apr 2026 - 4:50
#arithmetic
#recreational-mathematics
#puzzle
238
Views
Seating arrangement problem, 16 guests, 4 tables, 5 courses
Published on
20 Oct 2018 - 10:44
#combinatorics
#puzzle
646
Views
A Logic Puzzle: Explanation Of The Solution
Published on
10 Apr 2026 - 1:49
#recreational-mathematics
#puzzle
917
Views
Whose hat was taken by P, how and why?
Published on
10 Apr 2026 - 5:08
#puzzle
50
Views
Select the suitable figure from the four alternatives that would complete the square matrix.
Published on
21 Oct 2018 - 12:06
#puzzle
62
Views
Characterization of polynomials by their "shape"
Published on
10 Apr 2026 - 20:42
#polynomials
#graphing-functions
#puzzle
54
Views
Polynomials with equal minima and maxima
Published on
10 Apr 2026 - 3:33
#polynomials
#proof-writing
#puzzle
#maxima-minima
872
Views
Lower Bound on God's Number in the Rubik's Cube
Published on
25 Mar 2026 - 6:12
#combinatorics
#permutations
#puzzle
#combinatorial-proofs
#rubiks-cube
82
Views
Classifying Customers by Purchase Periodicity
Published on
06 Apr 2026 - 5:27
#puzzle
#signal-processing
#time-series
52
Views
Given an 8x10 square how many times can a specific word be found
Published on
24 Oct 2018 - 23:04
#puzzle
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