Jawabanmu

2014-08-28T17:22:34+07:00
15 ons = 15 : 10 kg = 1,5 kg
10 mg = 10 : 1000 = 0,001 g
20 mnt = 20 x 60 = 1200 skon
2014-08-28T17:22:41+07:00
1. 15 ons = 15 :10 = 1,5 kg
2. 10 mg = 10 : 1000 = 0,01 gr
3. 20 menit = 20 x 60 = 1200 sekon