Jawabanmu

2014-04-28T19:28:03+07:00
Selisih: = 3x-2x / 3x+2x . 70 = x/5x . 70 = 1/5 . 70 = 14
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Jawaban paling cerdas!
2014-04-28T19:29:20+07:00
B:F =2:3
B+F=2+3=5
B+F=70

Kelereng bimo= 2/5 x 70=28
Kelereng fajar=3/5 x 70=42

kB-kF= dibalik juga gakpapa;):D
kf-kb=42-28=14
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