Study the given pattern carefully and select the number that can replace the question mark (?) in it.
| 7 | 35 | 13 |
| 9 | 24 | 14 |
| 13 | 120 | ? |
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. 24.
The logic used here is:
Row 1: (13 - 7)2 - 1 = 62 - 1 = 35
Row 2: (14 - 9)2 - 1 = 52 - 1 = 24
Row 3: (a - 13)2 - 1 = 120 ⇒ a = 24