Tuesday, April 28, 2015

Problem solving 3

Problem solving : Singapore edition!
In case di nyo nakita ito nung kumalat sa facebook, eto yung problem sa isang Math olympiad dun
Ito yung solution care of NY Times
http://www.nytimes.com/2015/04/15/science/answer-to-the-singapore-math-problem-cheryl-birthday.html?_r=0

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