Sunday, September 2, 2007

Think Tank: Thinking Outside the Bowl






  
Week 2 Question:  A caterpillar crawls at a speed of 21cm per hour towards a vegetable patch. After eating its fill it returns, over exactly the same distance, at only 7cm per hour.

What is the caterpillar's average speed over the entire journey?   








 

1 comments :

  1. Unknown said...

    i'm pretty sure i figured it out, but i'm not 100% positive... woot, i can't wait to find out if i'm riiiiiiiightttt...

    September 5, 2007 at 11:43 PM  

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