Trust gửi ạ
Ta có công thức
$1$m/s = $3,6$ km/s
Vậy $15$ x $3,6$ = $54$ km/h
Choose the best answer.
We are looking for ____ place to spend ____ night.
Please turn off ___ lights when you leave ___ room.
I like _____ colorful costumes of ____ ethnic minority people in Vietnam.