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Problems
Contests
National and Regional Contests
USA Contests
MAA AMC
AMC 12/AHSME
1999 AMC 12/AHSME
9
9
Part of
1999 AMC 12/AHSME
Problems
(1)
Odometer Reading
Source:
1/19/2006
Before Ashley started a three-hour drive, her car’s odometer reading was
29792
29792
29792
, a palindrome. At her destination, the odometer reading was another palindrome. If Ashley never exceeded the speed limit of
75
75
75
miles per hour, which of the following was her greatest possible average speed?
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33
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53
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60
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D
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70
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E
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74
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<span class='latex-bold'>(A)</span>\ 33\frac 13 \qquad <span class='latex-bold'>(B)</span>\ 53\frac 13\qquad <span class='latex-bold'>(C)</span>\ 60\frac 23\qquad <span class='latex-bold'>(D)</span>\ 70\frac 13\qquad <span class='latex-bold'>(E)</span>\ 74\frac 13
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33
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53
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C
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60
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70
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E
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74
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1