Logical Reasoning Brain Teaser with Answer

Once again here is test of you logical reasoning. This logical reasoning puzzle is tough as compared to the previous published puzzles of similar type. Lets see how much time you will take to crack this logical reasoning puzzle?
Logical Reasoning Brain Teaser
Can you find the missing number?

Answer can be viewed by clicking on button. Please do give your best try before looking at the answer.


It will be great to read about your comments about this post.