What was the day of the week on 28th May, 2006?
Choose one
A) Thursday  B) Friday  C) Saturday  D) Sunday  E) Monday
28 May, 2006 = (2005 years + Period from 1.1.2006 to 28.5.2006)   Odd days in 1600 years = 0   Odd days in 400 years = 0   5 years = (4 ordinary years + 1 leap year) = (4 x 1 + 1 x 2) 6 odd days   Jan. Feb. March April May    (31 + 28 + 31 + 30 + 28 )= 
<gadget id="calculator"> (31 + 28 + 31 + 30 + 28 )</gadget>
<output>148</output>
148 days   148 days= (21 weeks + 1 day) 1 odd day.   Total number of odd days = (0 + 0 + 6 + 1)= 
<gadget id="calculator">(0 + 0 + 6 + 1)</gadget>
<output>7</output>
7 0 odd day.   Given day is Sunday.   Answer: Option Sunday
<result>D</result>
What was the day of the week on 28th May, 2006?