Question

how many automobile licenses can be made if each plate contains two different letters followed by three different digits?

Answer 1

26*25*10*9*8

Answer 2

ok thanks, can you maybe help me understand when to use this formula P(n, r) = n! /(n-r)! i was under impression that this had to be used... but what is given makes sense.

Answer 3

I had it set up that P(26, 2) * P(10,3).