Jawabanmu

2014-09-07T21:17:29+07:00
50m/dtk = 50/1 : 1000/3600 = 50/1 x 3600/1000 = 180 km/jam
50mm/dtk = 50/1 : 1000/3600 = 50/1 x 3600/1000 = 180m/jam
18m/dtk = 18/1 x 100/1 = 1800cm/dtk
makasih ya
iya sama" ;) oiya cek pertanyaanku juga ya, kalo mungkin kamu bisa jawab. makasi