26. 2.102 Silastic-LC-50 is a liquid silicon rubber designed to provide high clarity, superior mechanical properties, and short cycle time for high-speed manufacturers.

One high-volume manufacturer used it to achieve smooth release from molds. The company’s projected growth will result in silicon costs of $26,000 in years 1 and 2, with costs increasing by $2000 per year in years 3 through 5. At an interest rate of 10% per year, what is the present worth, annual worth, and future worth of these costs? Solve using

(a) factors, and

(b) a spreadsheet.