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.
12
(47)
21
10
(52)
4
64
?
24
Answer: D. 83
In the first row, 12/4 = 21/7 = 3. In the second row, 10/5 = 4/2 = 2. Clerly, in the third row, we have 64/8 = 24/3 = 8. So, Missing number = 83.