What will come in place of the question mark (?) in the following number series ?
The pattern followed is :
10 $$\times 2 + 8$$ = 28
28Â $$\times 2 + 7$$ =Â 63
63Â $$\times 2 + 6$$ =Â 132
132Â $$\times 2 + 5$$ =Â 269
269Â $$\times 2 + 4$$ =Â 542
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