s661103
s661103
14.06.2021 • 
Mathematics

You are given a set of 5 discs, numbered 2, 3, 5, 6, and 9.

How many four-digit numbers can be represented by placing four discs side by side without repeating any?

24

60

120

You are given a set of 5 discs, numbered 2, 3, 5, 6, and 9.

How many five-digit numbers can be represented by placing five discs side by side without repeating any?

24

60

120

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