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70%-30%=40%
odp Szarlotka sprzedała o 40% więcej pączków
70-30=40
o 40% wiecej sprzedala cukiernia Szarlotka
x ---- 30 %
30 * 2000
----------- = 600
100
2000 - 600 = 1400
1400 - 600 800 80 : 100 8 4 400
------------ = ------- = ----------- = -- = --- * 100 % = ------ = 133 %
600 60 600 : 100 6 3 3
Prosze o naj !