You recently got laid off from your job. Instead of laying around, you are considering taking a course in photography. The tuition is $1,500. Books and supplies for the course will cost you another $300.

• a) How much did it "really" cost you to take this course? Explain.
• b) What if you were employed and needed to take 40 hours off from work (where you earn $20/hr) in order to take the class. Would this matter? Would your answer change? WHY or WHY NOT? Explain.