Boston had .5 feet of snow on the first day of winter.  The next day they got an additional 8 inches.  Over the next 2 days, 2 inches of the snow melted.  On the fifth day, they received another 2 times the amount of snow they received on the first day.  How many feet of snow do they now have?
Please reason step by step, and put your final answer within \boxed{}.
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