Mathematics, 11.01.2021 18:30 Chunkypants8369
There are three dials on a combination lock.
Each dial can be set to one of the numbers 1, 2, 3, 4, 5
The three digit number 514 is one way the dials can
be set as shown in the diagram.
a) Work out the number of different three digit numbers
that can be set for the combination lock.
b) How many of the possible three digit numbers
have three different digits?
Answers: 1
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You know the right answer?
There are three dials on a combination lock.
Each dial can be set to one of the numbers 1, 2, 3, 4,...
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