SOLUTION: suppose each time you lose a baby tooth, the tooth fairy doubles what she gave you for the previous lost tooth. for the first tooth you get 10 cents. for the second tooth you get 2
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Question 939547: suppose each time you lose a baby tooth, the tooth fairy doubles what she gave you for the previous lost tooth. for the first tooth you get 10 cents. for the second tooth you get 20 cents. for the third tooth 40 cents. how much will you get for the 10th tooth you lose. Answer by Alan3354(69443) (Show Source):
You can put this solution on YOUR website! suppose each time you lose a baby tooth, the tooth fairy doubles what she gave you for the previous lost tooth. for the first tooth you get 10 cents. for the second tooth you get 20 cents. for the third tooth 40 cents. how much will you get for the 10th tooth you lose.
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The 1st one is 10*2^0
Then 2^1, etc
The 10th one is 10*2^9 = 5120 cents
= $51.20
