20 : 11 :: 102 : ?
Expression =Â 20 : 11 :: 102 : ?
The pattern followed is = $$n:\frac{n}{2}+1$$
Eg = $$20:\frac{20}{2}+1=20:11$$
Similarly, $$\frac{102}{2}+1=51+1=52$$
=> Ans - (A)
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