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.
963
2
844
464
?
903
Answer: B. 2
In the first row, (9 + 6 + 3) - (8 + 4 + 4) = 2. .'. In the second row, missing number = (4 + 6 + 4) - (9 + 0 + 3) = 14 - 12 = 2.