Jawabanmu

2014-05-17T14:44:14+07:00
21000000 .12 = 252000000
252000000 - (24300000 + 2025000 + 2025000)
= 252000000 - 28350000
= 223650000
= 15% . 223650000
=33547500 ÷ 12
=2795625