Jawabanmu

2014-08-19T20:50:52+07:00
2014-08-19T20:55:52+07:00
1 \frac{15}{p}  \frac{6}{120}
p = 300 cm

Luas kain =  3m*1,2m = 3,6 m
Ibu harus membayar = 3,6*5000 = 18.000