Jawabanmu

2014-08-18T22:43:50+07:00
30% potongan harganya
30 %. caranya 12.000 dibagi 40.000 dikali 100%
2014-08-18T23:09:19+07:00
Celana        = Rp, 40.000
pot. hrga     = Rp.12.000
% pot. hrga = ?

% pot hrga =  \frac{pot. hrga}{celana}  × 100% =  \frac{12000}{40000}  × 100% =
30 %
2 4 2