In the following question, select the number which can be placed at the sign of question mark (?) from the given alternatives.
| 6 | 12 | 7 |
| 9 | 4 | 11 |
| 11 | 6 | 2 |
| 13 | ? | 10 |
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. 11
| Understanding |
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Number in 4th row = (Sum of numbers in 3 rows)/2 Here, (6 + 9 + 11)/2 = 26/2 = 13 (7 + 11 + 2)/2 = 20/2 = 10 Similarly; (12 + 4 + 6)/2 = 22/2 = 11 Hence, 11 is the answer. |