MathDB
Problems
Contests
National and Regional Contests
USA Contests
MAA AMC
AMC 8
2009 AMC 8
11
11
Part of
2009 AMC 8
Problems
(1)
Cost of Pencils
Source:
11/26/2009
The Amaco Middle School bookstore sells pencils costing a whole number of cents. Some seventh graders each bought a pencil, paying a total of
$
1.43
\$1.43
$1.43
. Some of the
30
30
30
sixth graders each bought a pencil, and they paid a total of
$
1.95
\$1.95
$1.95
. How many more sixth graders than seventh graders bought a pencil?
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<span class='latex-bold'>(A)</span>\ 1 \qquad <span class='latex-bold'>(B)</span>\ 2 \qquad <span class='latex-bold'>(C)</span>\ 3 \qquad <span class='latex-bold'>(D)</span>\ 4 \qquad <span class='latex-bold'>(E)</span>\ 5
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5