Question 28

In the following question, select the related number from the given alternatives.

65 : 82 : : 145 : ?

Solution

Expression = 65 : 82 : : 145 : ?

The pattern followed is = $$(n^2+1):(n+1)^2+1$$

Eg = $$8^2+1:9^2+1=65:82$$

Similarly, $$12^2+1=145$$

and $$(12+1)^2+1=169+1=170$$

=> Ans - (D)

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