Related Rates

These calculus problems can be a lot of fun -- ok, I am the Math Lady.

Found an awesome web site:
http://www2.scc-fl.com/lvosbury/CalculusI_Folder/RelatedRateProblems.htm
The best demonstration of the concept is the balloon problem which shows that the rate of change in volume changes depending on how full the balloon is -- the two rates are related ;)

Strong algebra skills are a true asset here as some of the solving involves negative and fractional exponents and dividing by fractions.