Correct option is A
Given:

Logic: (1st number2+ 2nd number2) − 3rd number = 4th number
Let's check:
Column 1
(42+ 32)− 2 =16 + 9 −2 = 23
Column 2
(32+ 62) − 5 = 9 + 36 − 5 = 40
Column 3
(12+ 82) − 7 = 1 + 64 − 7 = 58
So, the missing number is: 58
Thus, the correct option is: (a).







