Jawabanmu

2014-08-17T22:09:46+07:00
60 km = 60 menit

30 menit = 60 km x  \frac{1}{2}

= 30 km
2014-08-17T22:12:02+07:00
30menit=30/60 jam=1/2 jam v=s/t s=v.t s=60.1/2 s=30km