11. Numerical based on object and image height

An object 3 \(cm\) high is placed at a distance of 11 \(cm\) from a concave mirror which produces a real image \(3\) \(cm\) high. Find the position of the image.

 

  

Answer:

 

The position of the image is  \(cm\) in front of the concave mirror.

 

(Answer should be in a whole number)