Jawabanmu

2014-04-14T17:54:39+07:00
Volume bak =2m x 1,5m x 1,2m = 3,6m³
terisi 1/4= 3,6m³ x 1/4 = 0,9m³
semoga gak salah ngitung, semoga bermanfaat
2014-04-14T22:40:02+07:00
Volume balok=p.l.t
=2.1,5.1,2
=3,6
36/10*1/4=36/40=0,9
Semoga membantu, ya..