You need to have a password with 6 letters followed by 2 odd
You need to have a password with 6 letters followed by 2 odd digits between 0-9 inclusively. If the characters and digits cannot be used more than once, how many choices do you have for your password?
You need to have a password with 6 letters followed by 2 odd digits between 0-9 inclusively. If the characters and digits cannot be used more than once, how many choices do you have for your password?
Solution
Number of choices = 26 x 25 x 24 x 23 x 22 x 21 x 5 x 4 = 3315312000
