what are the 12 number combinations of the numbers 1 through 24 without repeating a number

Question

If you have numbers 1 - 24, how many variations can you get using only twelve of those numbers without repeating a number? Ex: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12 or 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, etc.

Answer 1

The number of ways of combining 12 different numbers or items from a set of 24 is (24*23*22*...*14*13)/(1*2*3*...*11*12)=2,704,156.