Can you solve this using Excel?

1. What is the present worth of DDM?

2. What is the present worth of LS?

3. Would you select DDM or LS?

Dexcon Technologies, Inc. is evaluating two alternatives to produce its new plastic filament with tribological (i.e., low friction) properties for creating custom bearings for 3-D printers. The estimates associated with each alternative are shown below. Using a MARR of 20% per year, which alternative has the lower present worth