What is Joe and Betty's tax liability?

2018 You are engaged by Joe and Betty sample to prepare their 2018 tax return. The following is their tax information for tax year ending December 31, 2018. Income Betty's Wages ABC Unified School District Joe's Business Joe's Online Retail Store a sole proprietorship Gross receipts Cost of Goods sold Wages paid to a part time admin staff Payroll taxes Website maintenance Professional Liability Insurance Miscellaneous office expense Computers places in service during 2016 Rental Income Gross Rent from a 15 unit apartment building Apt manager free rent for one year- performed a minimum of 500 hours Payroll Taxes Property taxes Insurance Original purchase price of property on July 1, 2015 Investment Income Investment through Merrill Lynch : Interest Income from US Treasury bonds Dividend income from IBM Management Advisor Fees Paid Deductions Contributions to Joe's IRA account. Betty is covered by her school's retirement plan. Self-employed health Insurance premiums for the entire family State and Local Income Taxes withheld from Betty's wages Real estate taxes on primary home Personal property taxes Home acquistion mortgage interest - original debt dated 7/1/2015 Balance as of December 31, 2018 Line of Credit interest used entirely for Joe's business LOC started in July 2018 Balance as of December 31, 2018 Cash Donations Oil Painting , 0 Original purchase cost at a flea market at the beginning of 2018 Recently appraised with proper appraiser's signature on Form 8283 page 2. Required: Compute Joe and Betty Sample's 2018 tax liability, ignoring the effects of Net Investment Income Tax. 80,000.00 300,000.00 120,000.00 15,000.00 1,200.00 5,000.00 4,800.00 3,000.00 5,000.00 225,000.00 25,000.00 2,000.00 25,000.00 25,000.00 950,000.00 20,000.00 4,000.00 2,500.00 5,500.00 15,226.00 6,000.00 7,350.00 635.00 30,000.00 700,000.00 12,000.00 250,000.00 4,000.00 10.00 6,000.00