Can these two question please be Handwriten. No Excel. Thank You

Understanding Incremental ROR Values For the cash flows shown, determine the incremental cash flow between machines B and A (a) in year 0, (b) in year 3, and (c) in year 6 Machine First cost, AOC, S per year Salvage value, $ Life, years 1:3 -15,000 -1,600 3,000 -25,000 -400 6,000 6 Understanding Incremental ROR Values For the cash flows shown, determine the incremental cash flow between machines B and A (a) in year 0, (b) in year 3, and (c) in year 6 Machine First cost, AOC, S per year Salvage value, $ Life, years 1:3 -15,000 -1,600 3,000 -25,000 -400 6,000 6