Difference between revisions of "2008 AMC 10A Problems/Problem 5"

Latest revision as of 22:33, 25 April 2008

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-==Problem==
+#redirect [[2008 AMC 12A Problems/Problem 4]]
-A triathlete competes in a triathlon in which the swimming, biking, and running segments are all of the same length. The triathlete swims at a rate of 3 kilometers per hour, bikes at a rate of 20 kilometers per hour, and runs at a rate of 10 kilometers per hour. Which of the following is closest to the triathlete's average speed, in kilometers per hour, for the entire race?
-<math>\mathrm{(A)}\ 3\qquad\mathrm{(B)}\ 4\qquad\mathrm{(C)}\ 5\qquad\mathrm{(D)}\ 6\qquad\mathrm{(E)}\ 7</math>
-==Solution==
-{{solution}}
-==See also==
-{{AMC10 box|year=2008|ab=A|num-b=4|num-a=6}}