Respuesta :

Answer:

0.278m/s (3sf) OR 0.28m/s (2dp)

Explanation:

1km = 1000m

1h = 3600s (60mins x 60 secs)

1000m/3600s (simplify)

10m/36s (simplify by dividing both sides by 36)

(1/36)m/s OR 0.27777777777ms/s

Round up:

0.28m/s (2dp) or 0.278m/s (3sf)