Jawabanmu

2014-09-04T20:30:16+07:00
1. 30.000.000 Mg
2. 150 Hg
3.  \frac{1800}{60}  = 30 menit
4. 1.800.000.000.000  m^{3}
5. 54 km/jam =  \frac{54000}{3600} = 15 m/s

Jawaban paling cerdas!
2014-09-04T20:33:33+07:00
1. 30 km = 30.000.000 mm
2. 15 kg = 150 hg
3. 1800 s = 30 menit
4. 1800 km3= 1800.000.000.000 m3
5. 54 km/jam = 54000m/3600s
= 36m/s
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