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2014-05-18T17:44:09+03:00
7500K+4000K-600=6000
11500K=6600
K=6600/11500=66/115

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2014-05-18T17:47:14+03:00

12.25.25K+8.25.20K-24.25=240.25(impartim la 25.4)
75K+40K-6=60
115K=66
k=66/115