. 2. Suppose you work for a brokerage house that offers three stock portfolios.
Portfolio I consists of 2 blocks of common stock and 1 municipal bond;
Portfolio II consists of 4 blocks of common stock, 2 municipal bonds, and 3 blocks of preferred stock;
Portfolio III consists of 2 blocks of common stock, 1 municipal bonds, and 3 blocks of preferred stock.
A customer wants 16 blocks of common stock, 8 municipal bonds, and 6 blocks of preferred stock. If the
number of portfolios must be whole numbers, find all possible offerings.
a. Clearly define the variables in this problem.
X=
y =
b. Write the system of linear equations for this problem.