Discussion :: Calendar

The last day of a century cannot be
Answer : Option C
Explanation :
100 years contain 5 odd days.
Last day of 1^{st} century is Friday.
200 years contain (5 x 2) 3 odd days.
Last day of 2^{nd} century is Wednesday.
300 years contain (5 x 3) = 15 1 odd day.
Last day of 3^{rd} century is Monday.
400 years contain 0 odd day.
Last day of 4^{th} century is Sunday.
This cycle is repeated.
Last day of a century cannot be Tuesday or Thursday or Saturday.
Be The First To Comment