The password for an email account consists of 2 letters of t

The password for an email account consists of 2 letters of the alphabet followed by a 3 single digit number. How many different passwords can be selected?

Solution

In English there are 26 (a-z) alphabets and the single digit number are 10. (0-9)

The number of ways 2 letter of the alphabet selected is 26*26

The number of ways 3 single digit numbers can be selected is 10*10*10

The number of different passwords can be selected is =(26^2)*(10^3) = 676000