Edwards Manufacturing Company is considering replacing one machine with another. The old machine was purchased 3 years ago for an installed cost of $10,000. The firm is depreciating the machine under MACRS, using 5-year recovery period. (See Table 3.2 on page 100 for the applicable depreciation percentage.) The new machine cost $24,000 and requires $2,000 in installation cost. The firm is subject to a 40% tax rate on both ordinary income and capital gains. In each of the following cases, calculate the initial investment for the replacement.
a. EMC sells the old machine for $11,000.
b. EMC sells the old machine for $7,000.
c. EMC sells the old machine for $2,900.
d. EMC sells the old machine for $1,500.