Question : Directions: Study the given pattern carefully and select the number that can replace the question mark (?) in it.
| 11 | 14 | 180 |
| 17 | 18 | 342 |
| 23 | 20 | ? |
Option 1: 369
Option 2: 504
Option 3: 444
Option 4: 568
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Correct Answer: 504
Solution :
Add one to the first and second numbers and then multiply the resultants to get the third number –
Row I:
(11 + 1) × (14 + 1) = 12 × 15 = 180
Row II:
(17 + 1) × (18 + 1) = 18 × 19 = 342
Similarly, in
Row III:
(23 + 1) × (20 + 1) = 24 × 21 = 504
So, the missing number is 504. Hence, the second option is correct.
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