Mymensingh higher secondary 2013#10
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Please don't post problems (by starting a topic) in the "X: Solved" forums. Those forums are only for showcasing the problems for the convenience of the users. You can always post the problems in the main Divisional Math Olympiad forum. Later we shall move that topic with proper formatting, and post in the resource section.
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The elements of a set $S$ is those set that the $LCM$ of them is $12$ .Such as ${1,2}$ and ${4,6}$ are two elements of set $S$. Find the number of total elements of set $S$.
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Re: Mymensingh higher secondary 2013#10
Hint
Answer