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In the following question, select the related number from the given alternatives.
3 : 30 : : 7 : ?
310
320
340
350
Expression = 3 : 30 : : 7 : ?
The pattern followed is = $$n:n^3+n$$
Eg :- $$(3)^3+3=30$$
Similarly, $$(7)^3+7=350$$
=> Ans - (D)
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