...km/jam=1800 m/menit=...m/detik. Tolong isi dengan caranya

1.800 m/menit
= (1.800:1.000) km / (1/60) jam
= 1,8 x 60/1 km/jam
= 108 km/jam



1.800 m/menit
= 1.800 m / 60 detik
= 30 m/detik