In the following question, select the missing number from the given series.
18, 37, 76, 155, 314, ?
The pattern followed is :
18Â $$\times2+1$$ =Â 37
37Â $$\times2+2$$ =Â 76
76Â $$\times2+3$$ =Â 155
155Â $$\times2+4$$ =Â 314
314 $$\times2+5$$ =Â 633
=> Ans - (A)
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