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8th Class Mathematics Related to Competitive Exam Question Bank Calendar and Clock

  • question_answer
    What will be the day of the week on 1 st January, 2010?

    A) Friday                         

    B) Saturday

    C) Sunday           

    D) Monday

    Correct Answer: C

    Solution :

    2000 years have 2 odd days.
    Year 2001 2002 2003 2004 2005 2006 2007 2008 2009
    Odd days 1 1 1 2 1 1 1 2 1
    = 11 odd days = 4 odd days. 1st January, 2010 has 1 odd day. Total number of odd days \[=\left( 2+4+\text{l} \right)=7=0.\] \[\therefore \] 1st January, 2010 will be Sunday.         


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