0
Anonymous
25
Ewald Hermann ∙
Chat with our AI personalities
Any 5 from 20 is (20 x 19 x 18 x 17 x 16)/(5 x 4 x 3 x 2) = 15504.
If the order doesn't matter, eg 12345 and 12354 count as different, the answer is tha above multiplied by 120...
Wiki User