Question

A security camera rotates 30° every 10 seconds. How long does it take the camera to rotate 360°?

Answer 1

Total required time shall be

T = ( 360 / 30 ) X 10 seconds
= 120 seconds

To find in minutes, divide by 60

T = 2 minutes

Answer 2

`360^o:30^o=12\\\\12*10s=\boxed{120s=2min}\leftarrow answer`