14. Mary owns a concrete mixing business (sole proprietorship), which nets $200,000 in Year I and is expected to grow by $10000/year in each of the next 5 years Assume her exemptions and deductions are $10,000/year for all 6 years. Also, assume that Mary has just purchased a 5-year class concrete mixer for $100,000. The tax and MACRS depreciation tables are shown on the next page 1. Calculate the Taxable Income in Year 1 through Year 3, assuming the MACRS depreciation on the next page, and calculate her yearly taxes, assuming she is married tiling separately from her spouse. Calculate the taxes and the after-tax cash dow