Difference between revisions of "2009 AMC 8 Problems/Problem 14"

(Created page with "==Problem== Austin and Temple are <math> 50</math> miles apart along Interstate 35. Bonnie drove from Austin to her daughter's house in Temple, averaging <math> 60</math> miles ...")
 
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\textbf{(D)}\  52  \qquad
 
\textbf{(D)}\  52  \qquad
 
\textbf{(E)}\  54</math>
 
\textbf{(E)}\  54</math>
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==See Also==
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{{AMC8 box|year=2009|num-b=13|num-a=15}}

Revision as of 16:51, 5 November 2012

Problem

Austin and Temple are $50$ miles apart along Interstate 35. Bonnie drove from Austin to her daughter's house in Temple, averaging $60$ miles per hour. Leaving the car with her daughter, Bonnie rod a bus back to Austin along the same route and averaged $40$ miles per hour on the return trip. What was the average speed for the round trip, in miles per hour?


$\textbf{(A)}\  46  \qquad \textbf{(B)}\   48  \qquad \textbf{(C)}\   50  \qquad \textbf{(D)}\   52  \qquad \textbf{(E)}\   54$

See Also

2009 AMC 8 (ProblemsAnswer KeyResources)
Preceded by
Problem 13
Followed by
Problem 15
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All AJHSME/AMC 8 Problems and Solutions
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