Consider the following sets of investment projects:

(a) Compute the future worth at the end of life for each project at i = 15%.
(b) Determine the area of negative project balance for each project.
(c) Determine the discounted payback period for each project.
(d) Determine the area of positive project balance for each project.

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Project Cash Flows A B D E -$6,000 -$6,000 -$6,000 -$6,000 -$6,000 $1,000 $0 $0 $500 $500 $2,000 -$3,000 $3,000 $900 $2,000 $3,000 $3,000 3 $1,000 $5,000 $2,000 4 $2,000 $5,000 $3,500 $7,000 $4,000 $13,000 $1,250 -$500