Wednesday occurred on 15th September 2010. What was the day of the week on 15th September 2009?  Select
A) Monday
B) Friday
C) Wednesday
D) Tuesday
E) Sunday
1 odd day in the year 2009   So, the day on 15th September 2010 will be one day beyond the day on 15th September 2009   But, 15th September 2010 is Wednesday   On 15th September 2009, it was Tuesday   Answer: Tuesday
<result>D</result>
Wednesday occurred on 15th September 2010. What was the day of the week on 15th September 2009?