In the following question, select the number which can be placed at the sign of question mark (?) from the given alternatives.
| 9 | 3 | 7 |
| 6 | 2 | 8 |
| 4 | 5 | 3 |
| 38 | 20 | ? |
Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2 i.e. 36
| Understanding |
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Number in 4th row = 2 × (Sum of numbers in 3 rows) 2 × (9 + 6 + 4) = 38 2 × (3 + 2 + 5) = 20 Similarly, 2 × (7 + 8 + 3) = 36 Hence, 36 is the answer. |