Page 169 - NUMINO Challenge_B2
P. 169
Answer
Key
5 June 14, 2009 is a Sunday. Since June 30, 2009 3 May 31, May 31, May 31, May 31, May 31,
is 16 days after, 16 7 2 r2, it's a Tuesday.
2002 2003 2004 2005 2006
Friday Saturday Monday Tuesday Wednesday
Problem solving 2 days after
1 Feb. 14th Mar. 14th Apr. 1st May 31, May 31, May 31, May 31,
Thursday Thursday Monday 2007 2008 2009 2010
Therefore, April Fool’s Day is a Monday. Thursday Saturday Sunday Monday
2 Feb. 3, Feb. 3, Feb. 3, Feb. 3, Mar. 3, Apr. 3, May 3, 2 days after
2006 2007 2008 2009 2009 2009 2009 2004 and 2008 are leap years; therefore, there
are 29 days in February. Since May 31, 2004
Friday Saturday Sunday Tuesday Tuesday Friday Sunday (2008) is 366 days from May 31, 2003(2007) and
366 7 52 r2, it is 2 days after. May 31, 2010 is
1 day 1 day 2 days 0 day 3 days 2 days a Monday, so June 12, 2010 is a Saturday.
after after after after after after
4 When the 13th of January is a Tuesday, the 13th
Therefore, May 4, 2009 is a Monday.
day of each month is as shown below.
Creative Thinking p.134~p.135
Jan. 13th Feb. 13th Mar. 13th Apr. 13th May 13th June 13th
1 100 7 14 r2; therefore, 100 days after is two Tuesday Friday Friday Monday Wednesday Saturday
days from Sunday, which is a Tuesday. July 13th Aug. 13th Sept. 13th Oct. 13th Nov.13th Dec. 13th
Monday Thursday Sunday Tuesday Friday Sunday
2 Since the 1st of January is a Sunday
Therefore, the 13th can be on a Friday three
the 1st day of each month is: times.
the 1st of February: Thursday
the 1st of March: Thursday
the 1st of April: Sunday
the 1st of May: Tuesday
the 1st of June: Friday
the 1st of July: Sunday
the 1st of August: Wednesday
the 1st of September: Saturday
the 1st of October: Monday
the 1st of November : Thursday
the 1st of December: Saturday
FACTO 4B Challenge
Key
5 June 14, 2009 is a Sunday. Since June 30, 2009 3 May 31, May 31, May 31, May 31, May 31,
is 16 days after, 16 7 2 r2, it's a Tuesday.
2002 2003 2004 2005 2006
Friday Saturday Monday Tuesday Wednesday
Problem solving 2 days after
1 Feb. 14th Mar. 14th Apr. 1st May 31, May 31, May 31, May 31,
Thursday Thursday Monday 2007 2008 2009 2010
Therefore, April Fool’s Day is a Monday. Thursday Saturday Sunday Monday
2 Feb. 3, Feb. 3, Feb. 3, Feb. 3, Mar. 3, Apr. 3, May 3, 2 days after
2006 2007 2008 2009 2009 2009 2009 2004 and 2008 are leap years; therefore, there
are 29 days in February. Since May 31, 2004
Friday Saturday Sunday Tuesday Tuesday Friday Sunday (2008) is 366 days from May 31, 2003(2007) and
366 7 52 r2, it is 2 days after. May 31, 2010 is
1 day 1 day 2 days 0 day 3 days 2 days a Monday, so June 12, 2010 is a Saturday.
after after after after after after
4 When the 13th of January is a Tuesday, the 13th
Therefore, May 4, 2009 is a Monday.
day of each month is as shown below.
Creative Thinking p.134~p.135
Jan. 13th Feb. 13th Mar. 13th Apr. 13th May 13th June 13th
1 100 7 14 r2; therefore, 100 days after is two Tuesday Friday Friday Monday Wednesday Saturday
days from Sunday, which is a Tuesday. July 13th Aug. 13th Sept. 13th Oct. 13th Nov.13th Dec. 13th
Monday Thursday Sunday Tuesday Friday Sunday
2 Since the 1st of January is a Sunday
Therefore, the 13th can be on a Friday three
the 1st day of each month is: times.
the 1st of February: Thursday
the 1st of March: Thursday
the 1st of April: Sunday
the 1st of May: Tuesday
the 1st of June: Friday
the 1st of July: Sunday
the 1st of August: Wednesday
the 1st of September: Saturday
the 1st of October: Monday
the 1st of November : Thursday
the 1st of December: Saturday
FACTO 4B Challenge
