Read the questions in the picture attached and kindly answer it (both question are related).

Q7-18) answer the question at the end of the paragraph.

Q7-19) Graph the given question and answer questions (A,B).

Thank you,

7-18 The clean of the Western College of Business must plan the school '5 course offerings for the fall semes- ter. Student demands make it necessary to offer at least 30 undergraduate and 20 graduate courses in the term. Faculty contracts also dictate that at least 60 courses be offered in total. Each undergradu- ate course taught costs the college an average of $2,500 in faculty wages, and each graduate course costs $3,000. How many undergraduate and gradu- ate courses should be taught in the fall so that total faculty salaries are kept to a minimum? 7-28 Graph the following LP problem and indicate the optimal solution point: Maximize prot = 33X + 321' subject to 2X + Y S 150 2X + 31" S. 300 (a) Does the optimal solution change if the prot per unit of X changes to 54.50? (b) What happens if the prot function should have been $3X + 331