Correct Answer - Option 3 : Thursday
Given:
Day on 25th May - Sunday
Find:
Day on 25th December - ?
Process:
We will add the odd number of days of each month from 25th May to 25th December.
May (6) + June (2) + July (3) + August (3) + September (2) + October (3) + November (2) + December (4)
Total number of odd days = 25 days i.e. 4 odd days.
Now, Day on 25th December - Sunday + 4 days = Thursday
Hence, Thursday is correct.