Study the given pattern carefully and select the number from among the given options that can replace the question mark (?) in it.
| 11 | 15 | 9 |
| 14 | 16 | ? |
| 75 | 31 | 88 |
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. 13.
The logic used here is:
Column 1: (14 + 11) × (14 - 11) = 25 × 3 = 75
Column 2: (16 + 15) × (16 - 15) = 31 × 1 = 31
Column 3: (9 + a) × (a - 9) = 88 ⇒ a = 13