# Soal PT3 : a:b=4:5,a+b=90,dan b=1/2 c tentukan nilai a,b,c

1
dari Sulung569

## Jawapan

2015-06-27T07:53:59+08:00
90 bhagi 9 = 10
nilai a = 4 drab 10
a = 40
nilai b = 5 drab 10
b = 50
nilai c = 50 drab 2
c = 100
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