In each of the following questions, there is a certain relationship between two given numbers one on side of : and one number is given another side of : while another number on is to be found from the given alternatives, having the same relationship with this number as the numbers of the given pair bear . Choose the best alternative
48 : 122 : : 168 : ?

Options

A. 215
B. 225
C. 290
D. 292

Answer

C

Explanation

The pattern is `(X^(2) - 1) : [ (X + 4) ^(2) + 1]`