please and thank you

Hours of playing football Grade Football Skill Gain 97 2 96 95 92 87 5 82 75 8 9 59 48 11 Harry usually spends 10 hours a wock either playing Football or study coonomics courses. His Economics part is coming next week and he needs hedid find to gud! to: the exam If he does not study at all the lowest grade he will receive is 11. But Harry realizes that this grade is unacceptable and so he has to give up some of bis Football time Hut how much Ha asko his friend Hermione whe is very good himagical hemnames, to help him figure this out Together, they come up with the schedules of Harry's possibilities and values in the tables above. Then Hemalone quickly finds the solution, But Ha rristill lacks puzzled. Help Hermione toloxplain harp icion to Ifany Diane Harm's production possibilities frontier with the Football hours on the horizontal axis and Harry's grade on the vertical axis What is the opportunity cost of the first hour of playing Football? What is the marginal cost of the 5th hour of playing football? What is Harry's opportunity cost of raising his grade from 59 pols 10-75 points? how's playing football. Now, draw Harry's marginal cost of playing Football care What is the muarghal cost of playing foulball from 2 hombin alihours? Who wants in improve his football skill from level 5 to level B. what'is Harry's opportunity past he has 18 pay?! If Hany follows ber advice to pass the class at lenat 70 points, what is the minimum hours he need to study