SOLUTION: 8. Employees at a company are to be issued a computer ID code that consists of three letters followed by two digits (0 to 9). How many ID codes are possible if a. Repetition is al

Algebra ->  Permutations -> SOLUTION: 8. Employees at a company are to be issued a computer ID code that consists of three letters followed by two digits (0 to 9). How many ID codes are possible if a. Repetition is al      Log On


   



Question 934575: 8. Employees at a company are to be issued a computer ID code that consists of three letters followed by two digits (0 to 9). How many ID codes are possible if
a. Repetition is allowed?
b. Letters may not repeat, but digits may repeat?
c. Neither letters nor digits may repeat?

Answer by Edwin McCravy(20054) About Me  (Show Source):
You can put this solution on YOUR website!
8. Employees at a company are to be issued a computer ID code that consists of
three letters followed by two digits (0 to 9). How many ID codes are possible if
`
a. Repetition is allowed?
26*26*26*10*10

b. Letters may not repeat, but digits may repeat?
26*25*24*10*10

c. Neither letters nor digits may repeat?
26*25*24*10*9

Edwin