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Contests
National and Regional Contests
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MAA AMC
AMC 8
2010 AMC 8
7
7
Part of
2010 AMC 8
Problems
(1)
2010 AMC 8 #7
Source:
5/21/2011
Using only pennies, nickels, dimes, and quarters, what is the smallest number of coins Freddie would need so he could pay any amount of money less than one dollar?
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6
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10
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15
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25
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99
<span class='latex-bold'>(A)</span>\ 6 \qquad<span class='latex-bold'>(B)</span>\ 10\qquad<span class='latex-bold'>(C)</span>\ 15\qquad<span class='latex-bold'>(D)</span>\ 25\qquad<span class='latex-bold'>(E)</span>\ 99
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10
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15
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99