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= 5 : 4
maka : berat beras : jumlah beras dan gula = 5 : 9
d : r = 3: 4
jumlah mangga 70
r = 4/7 x 70 =40
re :ri = 3:7
selisih :5.000
jumlah uang = 10/4 x 5.000 = 50.000/4
4. 4/(3+4)*70=4/7*70=40
5. (7+3)/(7-3)*5000=10/4*5000=12500