The average speed of the ball is 0.15 m/s.
The average speed of the ball can be calculated using the formula below.
This is the ratio of the total distance to the total time traveled by a body
From the question,
Substitute these values into equation 1
Hence, the average speed of the ball is 0.15 m/s.
Learn more about average speed here: https://brainly.com/question/4931057