please solve the problems below

Question 6 3 pts [This question continues question 3; you do need to have answered questions 4 and 5 to answer this question] (1 point) If the price of one pizza is $20 and the marginal cost of production is M0 = % , what is the prot-maximizing number of pizzas that should be produced per day by Deliziosa? Show your derivation. (1 point) What is the numerical value of Deliziosa's daily prot at this quantity? Show your derivation. (1 point) How many workers should Deliziosa's hire per day? Show your derivation. Question 7 1 pts [This question builds on the previous questions] Suppose that the production function of Deliziosa changes because of the Covid-19 pandemic to become 1 1 Q = 10K? L3 Assuming that the rental cost of capital and wage do not change, explain in words why this change in production function causes the variable and marginal costs to increase (keep holding K at 1). Question 8 1 pts [This question builds on the previous question] In order to produce a given level of output, Deliziosa now needs a greater number of workers. Then, is Covid-19 good or bad news to workers? Briey explain, using no more than two sentences, by referring to this case only.