Question

Select the odd word/ letters/ number from the given alternatives.

$48:122::168:?$

• A. $125$
• B. $225$
• C. $290$
• D. $292$

Answer 1

The correct option is C $290$

The relationship is $(x^2-1):\left[\right(x+4{)}^2+1]$.
Since, $168=(13{)}^2-1$
So, required number $=(13+4{)}^2+1=(17{)}^2+1=290$.