Question

(b) Abody covers 20 m in first
second, 25 min second and 45 m in the third second. What is the average speed of the body​

Answer 1

Answer:

The average speed of the body is 30 m/s

Explanation:

Total distance covered = 20 + 25 + 45 = 90 m

Total time taken = 1 + 1 + 1 = 3 s

Average speed = Total distance/Total time = 90/3 = 30 m/s