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MAA AMC
AMC 12/AHSME
1994 AMC 12/AHSME
14
1994 AMC 12 #14
1994 AMC 12 #14
Source:
December 30, 2011
arithmetic series
AMC
Problem Statement
Find the sum of the arithmetic series
20
+
20
1
5
+
20
2
5
+
⋯
+
40
20+20\frac{1}{5}+20\frac{2}{5}+\cdots+40
20
+
20
5
1
+
20
5
2
+
⋯
+
40
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A
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3000
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3030
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C
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3150
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D
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4100
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E
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6000
<span class='latex-bold'>(A)</span>\ 3000 \qquad<span class='latex-bold'>(B)</span>\ 3030 \qquad<span class='latex-bold'>(C)</span>\ 3150 \qquad<span class='latex-bold'>(D)</span>\ 4100 \qquad<span class='latex-bold'>(E)</span>\ 6000
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3030
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3150
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4100
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E
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6000
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