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21.09.2019 at 10:12 pm
Jan 26,  · You can vary or extend this exercise by asking students to put nine pigs into four pens so that there is an odd number of pigs in each pen. Remind students that this problem, as the previous one, does not specify the shape of the pens, so they might well start with square kelelacemetgogore.xyzinfo solution here is that the pens are joined.

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