human
Pat’s computer password is made up of several kinds of alphanumeric and symbol characters for security. He uses a string of eight random lowercase letters, a string half that length of alternating upper case letters and numbers, and one symbol on each end of the password. How many characters in all is Pat‘s computer password?
assistant
How many characters are in the second string? ** The second string of characters is half as long as the first string, so it is 8 / 2 = <<8/2=4>>4 characters long.
How many symbol characters are in the password? ** The password has one symbol on each end, so it has 1 * 2 = <<1*2=2>>2 symbol characters.
How many characters in all is Pat’s computer password? ** In all, Pat’s computer password is 8 + 4 + 2 = <<8+4+2=14>>14 characters long.
#### 14