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.
18
24
32
12
14
16
3
?
4
72
112
128
Answer: B. 3
In the first column, 12 x 6 = 72 ; 18 ÷ 6 = 3. In the third column, 16 x 8 = 128 ; 32 ÷ 8 = 4. In the second column, 14 x 8 = 112. So, missing number = 24 ÷ 8 = 3.