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National and Regional Contests
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MAA AMC
AMC 12/AHSME
2006 AMC 12/AHSME
5
5
Part of
2006 AMC 12/AHSME
Problems
(1)
Walking Rates
Source: AMC 12 2006B, Problem 5
2/17/2006
John is walking east at a speed of 3 miles per hour, while Bob is also walking east, but at a speed of 5 miles per hour. If Bob is now 1 mile west of John, how many minutes will it take for Bob to catch up to John?
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30
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B
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50
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C
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60
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D
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90
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E
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120
<span class='latex-bold'>(A) </span> 30 \qquad <span class='latex-bold'>(B) </span> 50 \qquad <span class='latex-bold'>(C) </span> 60 \qquad <span class='latex-bold'>(D) </span> 90 \qquad <span class='latex-bold'>(E) </span> 120
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30
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B
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<
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50
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C
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60
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D
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90
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E
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120
AMC