Solve the problem.When starting a new job at a productionfacility, employees can be expected toassemble n items per hour after t weeks ofwork experience, wheren(t) = 75 -130/t+ 20.88Employees are paid 30 cents for each itemthey assemble.a. Find an expression for the amount ofmoney A(t) earned per hour by an employeewith t weeks of experience.b. How much money per hour should anemployee expect to earn in the long run(as t? ?0)?