Combinations Problem - Arranging People in Rooms
30335
hotel occupancy counting problem
152333
A problem based on pigeonhole
38037
A problem with my reasoning in a problem about combinations
73323
Permutations when some objects are alike
14263
Ordering problem
152107
Classic Circle and Adjacent Arrangement Problem
92963
How many ways are there to arrange 10 distinct men and 10 distinct women on 7 seats, such that no 2 women are together?
107027
Number of combinations and permutations of letters
84360
random placement of rectangles with no overlaps
115852
Chess Piece Combinations
96423
Birthday problem with at least 3 people
122539
Arrange $m$ people in $m+r$ seats around a round table.
4301
How many different arrangements?
39163
Combinatorics : Claude wants to invite 5 people to dinner in a pool of 11 friends, but two of these can't be with each other. How many ways?
87431
$n-$circular arrangement problem
15761
Rubik's Cube Combination
96344
Combination with repetitions.