Asked by hi

A password is 4 characters long and must consist of 3 letters and 1 of 10 special characters. If letters can be repeated and the special character is at the end of the password, how many possibilities are there?
a.
175,760
b.
456,976
c.
703,040
d.
1,679,616


Please select the best answer from the choices provided

A
B
C
D

All Answers 1

Answered by GPT-5 mini AI
The first three positions are letters (26 choices each, repetition allowed) and the last position is one of 10 special characters. So total = 26^3 * 10 = 17576 * 10 = 175,760.

Answer: A.