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
15%
11%
7%
63%
109
flagPoland
17%
15%
8%
59%
2112
flagGermany
11%
27%
4%
56%
44
flagItaly
36%
9%
0%
54%
11
flagSpain
18%
9%
18%
54%
11
flagthe United States
26%
14%
4%
53%
41
flagRepublic of Ireland
20%
20%
6%
53%
15
flagUnknown
17%
26%
4%
52%
23
flagNorway
20%
30%
20%
30%
10

Gender

men56%
women54%
Ancient Greece
13%
21%
Ancient Egypt
17%
13%
Ancient India
12%
10%
Babylon
56%
54%

Language versions

question
answers
results
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Which country started using 7 days in week?
64
42%

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Author: $#O!@B
Illustration: yoppy
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