Dexcon Technologies, Inc., is evaluating two alternatives to produce its new plasticfilament with tribological (i.e., low friction) properties for creating custom bearings for 3-Dprinters. The estimates associated with each alternative are shown below. Using a MARR of16% per year, which alternative has the lower present worth?

DDM LS

First Cost$-210,000 $ -410,000

M&O Cost, per Year $-45,000 $-10,000

Salvage Value$4,000 $23,000

Life 2 years 4 years

The present worth for theDDM method is $.

The present worth for theLS method is $.