UPSC CAPF Assistant Commandant Model Paper 1

The pattern followed here is:
Sum of all the numbers given at corners is written in the middle of the figure.
In figure (i), 4 + 2 + 1 + 2 = 9
In figure (ii), 3 + 2 + 4 + 1 = 10
In figure (iii),4 + 3 + 3 + 2 = 12
Hence, “12” is the correct answer.