54 km/jam = ......... m/ detik

54km/jam = ... m/detik
54(1000)m/3600detik
54.000m/3600detik
15 m/detik




^_^

1km = 1000m
1jam= 3600 s
Jd 54 km/jam...?
=> 54×1000 / 1×3600
=> 54000 / 3600
=> 15 m/s