1. A 5-year bond costs $3,000 today. It will pay an unusual set of coupons: $250 interest at the end of the first year, $500 after year 2, $750 after year 3, and $1,000 after year 4, and $4,250 at the end of year 5. If the yield curve is flat at 6.0%, what is the Macaulay duration of this bond?

2. Delta Ray Brands Corp. just completed their latest fiscal year. The firm had sales of $16,826,000. Depreciation and amortization was $847,300, interest expense for the year was $801,700, and selling general and administrative expenses totaled $1,437,200 for the year, and cost of goods sold was $9,827,400 for the year. Assuming a federal income tax rate of 34%, what was the Delta Ray Brands net income after-tax?