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The last day of the century cannot be:

A.	Sunday	B.	Wednesday
C.	Friday	D.	Saturday

Answer and Explanation

Answer:Saturday

Explanation:
100 years have 5 odd days. Hence the last day of 1st century is a Friday.
200 years have 10 odd days or 1 week + 3 odd days. Hence, the last day of the 2^nd century is a Wednesday.
300 years have 15 odd days or 2 week + 1 odd day. Hence, the last day of the 3^rdcentury is a Monday.
400 years have 0 odd days. Hence, the last day of the 4th century is a Sunday.

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