Question

1,5 km/h=?m/s 20 km/h=?m/s 0,5 m/s=?km/h 1,5m/s=?km/h

Answer 1

<1m/s=3,6km/h><Bạn cứ xài cái này thì oke>

1,5km/h=\(\dfrac{5}{12}\)(m/s)

20km/h=\(\dfrac{50}{9}\)(m/s)

0,5m/s=1,8(km/h)

1,5m/s=5,4(km/h)