Jawabanmu

2014-09-07T18:26:07+07:00
Untung :
150.000 = 120.300 + 120.300 x p/100
150.000-120.300 = 120.300 x  \frac{p}{100}
29.700 = 1.203p
p =  \frac{29700}{1203} %
mbak?
iya.. bntr
24.000/20 = 1.200, 1200 x 12 =14.400
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