Question 559256
 How many possibilities are there when you select 5 keyboards out of a total 25 keyboards. Order does not matter, thus meaning 1,2,3,4,5 would be the same as 1,2,3,5,4
-----
25C5 = 25!/(20!*5!) = (25*24*23*22*21)/(1*2*3*4*5) = 53130
================
Cheers,
Stan H.
================