What information would you collect in order to answer the question?
Estimate some reasonable values for the things you suggest.
Describe a method for comparing the water usage for a bath and a shower.
Find out values for the measurements needed to use the method you described. You may ask your teacher or research them yourself.
Under what conditions does a bath use more water? Under what conditions does a shower use more water?[br]
Continue considering the problem from the previous activity. Name two quantities that are in a proportional relationship. Explain how you know they are in a proportional relationship.[br]
What are two constants of proportionality for the proportional relationship? What do they tell us about the situation?[br]
Write two equations that relate the quantities in your graph. Make sure to record what each variable represents.