Question

In a particular year, the month of january had exactly four thursdays and four sundays. On which day of the week did january 1st occur that year?

Answer 1

Answer:

If a month has 31 days, and it starts with sunday .Then sunday,monday,tuesday are 5 for that month. If this month start with monday then mondays, tuesdays, and Wednesdays are 5 and remaining days are 4 each. so this month starts with monday.