How many possible code combinations are there for this kind of lock?

999
1000
9999
10000
The possible codes are from 0000 to 9999 inclusive. There are 10 possibilities for each ring, thus there are 10*10*10*10 possible codes.
Teddy
0
Correct this question
3
Very interesting!
reach: rather globalbicyclescodeslocksmathmathematics
Mathematics quiz
  You will play as

Answers by country

999
1000
9999
10000
answers
flagGermany
0%
3%
35%
60%
28
flagUnknown
5%
5%
35%
52%
17
flagthe United States
7%
6%
38%
47%
140
flagPoland
5%
6%
43%
43%
11090
flagIndia
7%
7%
45%
38%
85
flagthe Philippines
0%
16%
50%
33%
18
flagthe United Kingdom
6%
6%
58%
27%
43