Question

an object travels 30 metres in 4 seconds and other 30 metres in 2 seconds what is the average speed of the object is the data sufficient to find average velocity of the object

Answer 1

Answer:

Explanation:

We know that ,

Speed = distance/time.

Speed of object in 1st interval = 20/4 = 5 m/s

Speed of object in 2nd interval = 20/10 = 2 m/s

Average speed = (5+2)/2 = 3.5 m/s