Question

how will you calculate Indian standard time (IST)​

Answer 1

In military and aviation time, IST is designated E* = Echo*. Indian Standard Time is calculated on the basis of 82.5 °E longitude which is just west of the town of Mirzapur, near Allahabad in the state of Uttar Pradesh.

Hope it will help you buddy ❤️

Answer 2

Given two integer H and R where H is the time in hours at a place X and R is the distance in degrees from place X to india,the task is to find the current time in IST.UTC(coordinated universal time) is a 24-hour time standard that is used to synchronize world clocks.

Explanation:

• In India, the longitude of $82° E$meridian is regarded as the standard time for the whole country and is known as the Indian Standard Time (IST).
• Indian Standard Time which passes through Mirzapur, Uttar Pradesh is calculated on the basis of $82°30'E$longitude.

• The longitude of $82.5$ degrees East is treated as the standard meridian. So, for the whole country, the local time at this meridian is taken as the standard time and is known as the Indian Standard Time (IST).
• Indian Standard Time (IST) is calculated on the basis of the longitude $82°30´$ East.
• IST is $5$ hours and $30$ minutes ahead of Greenwich Mean Time (GMT).