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Brain Teaser Friday! Part 2

Louise runs the first half of a race at 5 miles per hour. Then she picks up her pace and runs the last half of the race at 10 miles per hour. What is her average speed on the course?

 
ABeaverhausen

Asked by ABeaverhausen at 10:39 AM on May. 13, 2011 in Just for Fun

Level 24 (21,466 Credits)
This question is closed.
Answers (4)
  • 6.7 mph
    josiesmommy00

    Answer by josiesmommy00 at 10:41 AM on May. 13, 2011

  • yay go me lol
    josiesmommy00

    Answer by josiesmommy00 at 10:43 AM on May. 13, 2011

  • Clue - The answer is not 7.5 miles per hour
    ABeaverhausen

    Comment by ABeaverhausen (original poster) at 10:39 AM on May. 13, 2011

  • Correct!!
    ABeaverhausen

    Comment by ABeaverhausen (original poster) at 10:42 AM on May. 13, 2011

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