Mba - costing question help

A friend of mine - A MBA student - needs help to solve these costing questions. Can someone help with this pls?

1. How well is Mr. Giberson doing?
          (a) How many pieces can he make in a year?
          (b) Compute the expected annual revenue.
          (c) Compute the operating costs.
          (d) Determine the annual income or loss.
2. How efficient was Mr. Giberson in using his time?
3. How efficient was the utilization of glass?
4. What was the variable cost per unit and contribution margin of each product?
5. What is the total cost per unit of each product?
6. Can Mr. Giberson change any aspect of the business in order to lower costs?
7. What recommendations would you have for Mr. Giberson to price his products?