Jawabanmu

2014-09-02T18:16:47+07:00
A. 4/40, 9/40, 6/40, 8/40
jadi irutannya
1/10, 3/20, 6/30 dan 9/40
2014-09-02T18:17:05+07:00
1/10 = 0,1
9/40 = 0,225
3/20 = 0,15
6/30 = 0,2
jadi 1/10, 3/20, 6/30, 9/40