An oil refinery finds that it is necessary to treat the wasti liquidstrom a new process before discharging them into a stream The treatment will cost $40.000 the test your but process improvements will allow the conts to decline by $4,000 each year. As an alternative, an outside company will process the wastes for the fixed price of $20,000/year throughout the 14 year period, payable at the beginning of each year Elther way, there is no need to treat the wantes after 14 years Use the annual Worth method to determine how the wastes should be processed. The company's MARA is 5% Click the icon to view the interest and annuity table for discrete compounding when MARR IS 5% per year The AW of the in-house treatment is 5 (Round to the nearest dollar) The AW of the outside treatment is 5 (Round to the nearest dollar The processing is the most economical alternative