SOLUTION: Helga served honey-roasted peanuts at a party. Each guest took half of the peanuts in the bowl. After passing out peanuts to 7 guests, Helga looked in the bowl and saw that there

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Question 173093: Helga served honey-roasted peanuts at a party. Each guest took half of the peanuts in the bowl. After passing out peanuts to 7 guests, Helga looked in the bowl and saw that there were 3 peanuts left. How many were there in the beginning?
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Ans: 3*2^7 = 6561
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Cheers,
Stan H.