A safe has a 4-digit lock code that does not include zero as a digit and no digit is repeated. What is the probability of a lock without all even digits?

There are/is _ way (s) to get a lock code with all even digits.

There are 3,024 different 4-digit lock codes.

There are are/is _ way (s) to get a lock code without all even digits.

The probability of a 4-digit lock code without all even digits is ___ / 3024.

Question

Biology

Bruno Hays

4 June, 07:45

A safe has a 4-digit lock code that does not include zero as a digit and no digit is repeated. What is the probability of a lock without all even digits?

There are/is _ way (s) to get a lock code with all even digits.

There are 3,024 different 4-digit lock codes.

There are are/is _ way (s) to get a lock code without all even digits.

The probability of a 4-digit lock code without all even digits is ___ / 3024.

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Answers (1)

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Brielle Boyd · Answer 1

To find the total number of outcomes for this event, find the permutation of ⇒ 9.

The total number of outcomes is 3024

The total number of favorable outcomes is a permutation of ⇒ 4

The probability that the lock code consists of all even digits is ⇒ 24 out of 3,024.