Jawabanmu

2014-06-06T08:28:33+07:00
300 bebek = 20 hari
300 bebek : 20 hari = 15.

300 - 60 = 240 bebek
240 : 15 = 16 hari
2014-06-06T09:41:05+07:00
300bebek=20 hari
1 hari =15

60 di jual sisanya 240
240 : 15 = 16 hari :)