Read this to learn about how factors that affect demand, such as income and change in tastes, are graphed as shifts of the demand curve. Make sure to answer the "Try It" questions.
These questions allow you to get as much practice as you need, as you can click the link at the top of the first question ("Try another version of these questions") to get a new set of questions. Practice until you feel comfortable doing the questions and then move on.
Note that you will use the information provided in the first question for all of the questions on this page.