Mathematics, 27.02.2020 03:33 sciencegeekgirl2017

A 5-digit combination lock with digits 0-9 can be opened only if a correct combination of digits is chosen. Find the
probability of guessing the correct combination if:
A. no digit is repeated
B. digits can repeat and zero is not one of the digits in the combination

Answers: 3

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A 5-digit combination lock with digits 0-9 can be opened only if a correct combination of digits is...