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December 21, 2014

December 21, 2014

Posted by **Anonymous** on Monday, February 4, 2013 at 11:11am.

- maths -
**Steve**, Monday, February 4, 2013 at 11:14am5/2 (2a+4d) = 25/2

a/(a+4d) = 2/3

a=2 d=1/4

2, 2¼, 2½, 2¾, 3, ...

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