Pam graduates from law school and gets a position in a law firm. At the same time the price of hamburger falls while other food prices have stayed the same. She notices that she buys less hamburger than she did before. Is she violating the law of demand?

NO

Explanation:

Law of demand:

When the price of commodity is decreases then the consumption rate or the demand of that commodity increases. This law is given by Alfred Marshall.

So the answer of given question is no. She is not violating the law of demand. Because all things are not constant at that time maybe her income could change. And in the question they did not talk about her income so she is not violating law of demand.

Answer - NO