Question

A cyclist moves 12 m/s and takes 3 s to change his speed to 6 m/s.

What is the cyclist’s acceleration?

-2m/s ²

6m/s²

4m/s²

2m/s²

Answer 1

Acceleration=final velocity-initial velocity/time taken
Here
V=6m/s
U=12m/s
T=3sec
A=6-12/3
A=-2m/sec^2

Answer 2

-2m/s square i think