Correct option is B
Given:

Logic: The sum of square of both upper boxes = middle box
Figure no 1. 42 + 52 = 16 + 25 = 41.
Figure no 2. 62 + 72 = 36 + 49 = 85.
Figure no 3. 82 + 92 = 64 + 81 = 145.
So, the next missing number will be: 145.
Thus, the correct option is (b) 145.






