Which country started using 7 days in week?

Ancient Greece
Ancient Egypt
Ancient India
Babylon
The sev­en-­day week has deep his­tor­i­cal origins in the as­trol­o­gy of Ancient Near East, being ap­prox­i­mate­ly a quarter of a lu­na­tion. It was (in­de­pen­dent­ly) adopted by the Persian Empire, in Judaism and in Hel­lenis­tic as­trol­o­gy, and (via Greek trans­mis­sion) in Gupta India and Tang China.

Answers distribution

Ancient Greece
Ancient Egypt
Ancient India
Babylon
answers
flagthe United Kingdom
16%
11%
6%
64%
118
flagGermany
10%
25%
3%
60%
55
flagPoland
17%
15%
8%
57%
3068
flagSpain
18%
9%
18%
54%
11
flagUnknown
20%
15%
10%
53%
196
flagRepublic of Ireland
20%
20%
6%
53%
15
flagItaly
30%
15%
0%
53%
13
flagthe United States
31%
11%
9%
47%
51
flagNorway
20%
30%
20%
30%
10
flagthe Netherlands
30%
30%
10%
30%
10

Gender

men53%
women52%
Ancient Greece
18%
22%
Ancient Egypt
16%
13%
Ancient India
10%
10%
Babylon
53%
52%

Language versions

question
answers
results
flag
Which country started using 7 days in week?
83
39%

Details

Author: $#O!@B
Illustration: yoppy
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