I need help with 1cd and 2

Problem 4 S\&F Associates is a music player manufacturer in need of an aggregate plan for July to December. The company has gathered the following data. Beginning inventory = 0 units; Inventory holding costs =$10.00 /unit/month; Hiring costs =$40/ worker; Layoff costs =$80/ worker: Current workforce level =8 workers; Workdays / month =20 days: Hours per day =8 hours: Each employee can produce 40 players per month: Regular time wages =$15 per hour: 1. For a level strategy in this manufacturing example: a. What information helps you decide the production rate needed for this planning horizon? I need the total demand to calculate the production rate. b. What is the production rate? =3600/6 =600 c. Calculate the workers needed = d. Calculate the anticipation inventory 2. Prepare a plan using a chase strategy for the above forecast