You use the formula Interest=principle (rate) time or i=prt. If you use that formula to solve, your answer will be 3,500. After five years, the balance will be $3,500.
Total number of people in the department = 6 + 8 + 14 + 7 = 35 Total males = 6 + 14 = 20 Total female professor = 8 Total males or professor = 20 + 8 = 28