total hours hourstudying GPA hours working Income
60 60 4.0 0 0
60 40 3.0 20 $100
60 30 2.0 30 $150
60 10 1.0 50 $250
60 0 0.0 60 $300
A. Calculate the opportunity cost of an increase in the numberof hours spent studying in order to earn a 3.0 grade poingaverage(GPA) rather than a 2.0 GPA.
B. Is the opportunity cost the same for a move from a 0.0 to a1.0 GPA as it is from a 1.0 GPA to a 2.0 GPA?
C. what is the opportunity cost of an increase in income from$100 to $150?