Need help with question 4

4. Production Process A. Distinguish between the short run and long run. [6] The following table shows total output (in papers graded per day) of the teaching assistants to Ms. Smith's Molecular Biology section. Number M n returns per tutors da Principles of Microeconomics ECON 111 PROBLEM SET 2 i. Calculate the marginal product at each tutor. [5] ii. What number of tutors should Ms. Smith employ? Justify [3]