A lockbox has a 4 digit number passcode. How many different passwords are possible if repetition of numbers is allowed?  Options.
A) 40 B) 10000 C) 1000 D) 100 E) 10
10 x 10 x 10 x 10 = 10,000   Answer: 10000
<result>B</result>
A lockbox has a 4 digit number passcode. How many different passwords are possible if repetition of numbers is allowed?