In the following question, a matrix of certain characters is given. These characters follow a certain trend, row-wise or column-wise. Find out this trend and choose the missing character accordingly.
| 5 | 6 | 7 |
| 3 | 4 | 5 |
| 9 | 10 | 11 |
| 345 | 460 |
? |
Option:
A. 535
B. 577
C. 755
D. 775
Answer: B . 577
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Justification:
In the first column, 3 x 100 + 5 x 9 = 345.
In the second column, 4 x 100 + 6 x 10 = 460.
.'. In the third column, missing number = 5 x 100 + 7 x 11 = 577.
