If the usual rule of calculation of time were applied for the extremes of Gujrat and Arunachal Pradesh, then approximately time:
(a) at Gujarat would be ahead of that at Arunachal Pradesh by about 3 hours
(b) at Gujarat would be ahead of that at Arunachal Pradesh by about 2 hours
(c) at Arunachal Pradesh would be ahead of that at Gujarat by about 3 hours
(d) at Arunachal Pradesh would be ahead of that at Gujarat by about 2 hours
