Why does India have a standard time?

Related questions

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2. What is the importance of Indian Standard Time?
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6. What country has the latest time zone?
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Tags

1. #india
2. #standard
3. #local
4. #meridians
5. #country
6. #longitude
7. #adopt
8. #central
9. #important
10. #through
11. #indian
12. #known
13. #meridian
14. #since
15. #determines