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.
3 | 4 | 5 |
3 | 7 | 12 |
3 | ? | 22 |
Option:
A. 11
B. 10
C. 9
D. 8
Answer: B . 10
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Justification:
We have : 3 + 4 = number below 4 = 7;
3 + 4 + 5 = number below 5 = 12.
3 + 7 + 12 = number below 12 = 22.
.'. Missing number = 3 + 7 = 10.
