engineering econ 5a and b thank you

5. (5 pts) Given the Before Tax Cash Flow (BTCF) below and equipment purchase of $100K, what is the After Tax Cash Flow (ATCF)? Use DDB depreciation, a 4 year life, and estimated salvage value then of $20K. The equipment is actually sold in year 4 for $30K. Tax rate is 40% BTCF -100 DepTI ATCF Dep B! (2 pts) If the company MARR is 15%, did this turn out to be a good investment? Focus 1