In the following question, a matrix of certain number is given. These numbers follow a certain trend, row-wise or column-wise. Find out this trend and choose the missing character accordingly.
2
2
256
3
2
?
4
2
46656
Answer: B. 3125
In the first column, (2 + 2)(2 + 2) = 44 = 256. In the third column, (4 + 2)(4 + 2) = 66 = 46656. .'. In the second column, missing number = (3 + 2)(3 + 2) = 55 = 3125.