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2013-11-13T16:17:39+01:00
4 menus = 4x18.50 = 74
eau = 4.40 = 82 - 77.60
3 cafés = 3x 1.20 = 3.60
s/s total = 82 =  4.51x100 / 5.5
tva = 4.51
total = 86.51 = 82 + 4.51