Acceleration relation in a step pulley system

[RaikkoBoy7]

Homework Statement

A step Pulley system is shown in the figure.The string and Pulley are of Negligible Mass.The relation Between the acceleration of Block and Block will be what then ?I am having troubles in approaching this question!

Homework Equations

The Attempt at a Solution

 

[Govind_Balaji]

What did you try?

 

[RaikkoBoy7]

Ratio of their tension 1:2 and Ratio of tension=ratio of acceleration=1:2
But the answer is 1:4