(NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits.)
(8, 188, 12)
(5, 62, 7)
Correct Answer: (d) 7,114,9
Solution:(first number)² + ( third number)² - first number - third number = Second number
(5, 62, 7) ⇒ (5)² + (7)² - 5 - 7 = 62
(8, 188, 12) ⇒ (8)² + (12)² - 8 - 12 = 188
Similarly
(7, 144, 9) ⇒ (7)² + (9)² - 7 - 9 = 114