LO$2-$ CC$8,10,11,13$; $2$ Chapter $9$ LO$1-$ CC$3]$ CHECK FIGURE $(2)$ IRR $=$ approx. $22\%$ Marion Plastics purchased a new machine one year ago at a cost of $$750,000.$ Although the machine operates well, the president of the company is considering replacing it with a new electronic machine that has just entered the market. The new machine would slash the annual opcrating costs by two$-$thirds, as shown in the data provided below: Page $494$ B Present Machine Proposed New Machine Estimated useful life in years $53|$ Purchase cost new $$750,000$ $$1,125,0004$ Annual operating costs $525,000175,0005$ Annual straight$-$line depreciation $125,000225,0006$ Remaining book value $625,0007|$ Salvage value now $125,0008$ Salvage value in five years The president's assistant prepared the f