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.

Answers distribution

999
1000
9999
10000
answers
flagFinland
0%
0%
21%
78%
14
flagSwitzerland
4%
0%
19%
76%
21
flagUkraine
0%
5%
30%
60%
20
flagGermany
6%
5%
30%
57%
196
flagRepublic of Ireland
7%
3%
32%
57%
28
flagUnknown
1%
5%
38%
53%
611
flagthe United Arab Emirates
0%
13%
33%
53%
15
flagBelgium
7%
7%
30%
53%
13
flagPoland
4%
6%
35%
52%
12268
flagthe United States
5%
7%
33%
51%
219
flagNorway
3%
3%
42%
51%
33
flagthe United Kingdom
4%
6%
38%
50%
288
flagIndia
6%
9%
37%
46%
64
flagItaly
4%
0%
50%
45%
22
flagthe Netherlands
2%
10%
39%
44%
38
flagSweden
0%
5%
44%
44%
18
flagCanada
6%
6%
43%
43%
16
flagFrance
0%
15%
42%
42%
26
flagAustralia
0%
36%
21%
42%
19
flagthe Philippines
0%
15%
47%
36%
19

Gender

men53%
women45%
999
3%
3%
1000
4%
5%
9999
38%
44%
10000
53%
45%

Language versions

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How many possible code combinations are there for this kind of lock?
455
50%

Details

Author: Teddy
Illustration: Dave Herholz

History

Feb. 20, 2014, 10:33 p.m. added by Teddy »
Jan. 22, 2017, 5:37 p.m. modified by Michael Arena »
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