A manufacturing business that is involved in manufacturing and selling a single product. The annual fixed expenses to run the business are $15,000 and variable expenses are $7.50 per unit. The sale price of your product is $15 per unit. 

a.Formulate the total revenue (TR), total cost (TC) and profit (P) functions 

b.Find the break-even point quantity and revenue 

c.Find the number of units to sell if the estimated profit is $50,000.

 d.Find the total profit if the total units sold is 5,000 units.

 e.Find the units to sell to break-even the fixed expenses.