Question

A object covera 40 m in 5 sec and other one cover 80 m in 5 sec what is the average speed

Answer 1

Answer:

12 m/s

Explanation:

speed = distance/time

So first case

s=40/5

= 8 m/s

Case 2

s=80/5

=16 m/s

Average= sum total / total no.

=8+16/2

=12m/s