610040892 610040892

17-08-2016
Mathematics

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Ruben bought 6 new books for his collection. This increased his collection by 12%. How many books did he have before his purchases.

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sophiie123 sophiie123

18-08-2016

hi, so first u have to multiple 12×6=72 then next u divide by 2 which must five u a food start

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