Jawabanmu

2014-09-06T19:14:05+07:00
108 km / jam 
= 108000 m / 3600 sec
= 30 m/s

a = delta v / t
a = 30 /3 
a = 10 m/s²
1 5 1
2014-09-06T19:40:13+07:00
K = jarak : waktu
= 108 km/jam : 3/3600 jam
= 36 km × 3600
= 43200 km