Question

why is it 5:30 p.m. in India and 12 noon in London
explain it​

Answer 1

So, when it is 12 noon in London, it is 5.30 P.M. in India. ... The Indian Standard Meridian is located 82½° east of the Prime Meridian. Thus the Indian Standard Time (IST) is 5 hours and 30 minutes ahead of GMT. That is why, when it is 12 noon in London, it is 5.30 P.M. in India.

Answer 2

Explanation:

because india followed indian standard time and london follow international time.