Jawabanmu

Jawaban paling cerdas!
2014-04-25T15:50:02+07:00
AD per AB = AKper BK
AD per AB = AB - BK per BK
12 per 6 = 15-BK per bk
2=15-bk per Bk
2BK=15-Bk
3bk=1k
bk=5

ak=15-5=10