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.
| 1 | 3 | 7 |
| 5 | 12 | 14 |
| 25 | ? | 28 |
| 125 | 192 | 56 |
Option:
A. 64
B. 56
C. 48
D. 40
Answer: C . 48
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Justification:
The sequence in first column is x 5. Thus, 1 x 5 = 5, 5 x 5 = 25, 25 x 5 = 125.
The sequence in third column is x 2. Thus, 7x 2 = 14, 14 x 2 = 28, 28 x 2 = 56.
The sequence in second column is x 4.
.'. Missin number = 12 x 4 = 48.
