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MAA AMC
AMC 8
2010 AMC 8
21
21
Part of
2010 AMC 8
Problems
(1)
2010 AMC 8 #21
Source:
5/22/2011
Hui is an avid reader. She bought a copy of the best seller Math is Beautiful. On the first day, she read
1
/
5
1/5
1/5
of the pages plus
12
12
12
more, and on the second day she read
1
/
4
1/4
1/4
of the remaining pages plus
15
15
15
more. On the third day she read
1
/
3
1/3
1/3
of the remaining pages plus
18
18
18
more. She then realizes she has
62
62
62
pages left, which she finishes the next day. How many pages are in this book?
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120
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B
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180
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C
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240
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D
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300
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E
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360
<span class='latex-bold'>(A)</span>\ 120 \qquad<span class='latex-bold'>(B)</span>\ 180\qquad<span class='latex-bold'>(C)</span>\ 240\qquad<span class='latex-bold'>(D)</span>\ 300\qquad<span class='latex-bold'>(E)</span>\ 360
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120
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180
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240
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D
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300
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E
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360