Study the given pattern carefully and select the number that can replace the question mark (?) in it.
| 45 | 9 | 3 |
| 122 | 10 | 12 |
| 116 | 6 | ? |
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. 14.
The logic used here is:
Row 1: (92 + 32) ÷ 2 = (81 + 9) ÷ 2 = 90 ÷ 2 = 45
Row 2: (102 + 122) ÷ 2 = (100 + 144) ÷ 2 = 244 ÷ 2 = 122
Row 1: (62 + x2) ÷ 2 = (36 + x2) ÷ 2 = 116 ⇒ x = 14