Question

If the first day of the year 1990 was a Monday, what day of the week was the Ist January 1998?

• A. Thursday
• B. Tuesday
• C. Wednesday
• D. Friday

Answer 1

Answer:

A. Thursday

1990 is normal year so 1 odd day 1991 = 1 odd day 1992 = 2 odd day 1993 = 1 odd day 1994 = 1 odd day 1995 = 1 odd day 1996 = 2 odd day 1997 = 1 odd day Total odd days= 10 = 10/7 = 3 odd days 1998 January 1 = Monday+ 3 = Thursday