Question

An object Moves through 20km at a speed of 40km / h . Calculate its average speed.

Answer 1

Answer:

calculate your self

Explanation:

Answer 2

From the information, we get;

Time = d/s = 20 km /40 km/h = 30 mins = 1800 s

And , distance = 20km = 20000 m

Hence, Speed (av) = 20000/1800 m/s = 11.112 m/s (approx.)

HOPE THIS COULD HELP!!!