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Daily Challenge — October 31, 2026

tax accounting · tax formula

Frederick Blackwood is a single licensed architect based in Scottsdale, Arizona, who earns a salary from a regional design firm while also operating a solo residential design consulting practice as a sole proprietor. He received interest income from a high-yield savings account, qualified dividends from a diversified stock portfolio, and realized a long-term capital gain from the sale of appreciated shares. He contributes $6,000 to a traditional IRA as an above-the-line deduction and itemizes deductions consisting primarily of mortgage interest on his Scottsdale home, state and local taxes (capped), and charitable contributions.

Correct Answers

A G I

$152,950.00

gross Income

$158,950.00

tax Liability

$23,536.00

taxable Income

$133,150.00

refund Or Due Amount

$8,426.00

refund Or Due Direction

Balance Due

Step-by-Step Solution

TAX FORMULA — Frederick Blackwood (SINGLE)

GROSS INCOME
  Wages:                  $91,600.00
  Interest Income:        $6,850.00
  Ordinary Dividends:     $4,300.00
  Business Income:        $43,700.00
  Capital Gain:           $12,500.00
  = Gross Income:         $158,950.00

  − Above-Line Deductions: $6,000.00
  = AGI:                  $152,950.00

DEDUCTIONS
  Standard Deduction (single): $14,600.00
  Itemized Deductions:    $19,800.00
  Deduction Used:         $19,800.00 (itemized)
  = Taxable Income:       $133,150.00

TAX CALCULATION
  Ordinary Taxable Income: $116,900.00
  Ordinary Tax:            $21,098.50
  LTCG + Qualified Div:   $16,250.00
  LTCG Tax:               $2,437.50
  − Credits:              $0.00
  = Tax Liability:        $23,536.00

  − Taxes Withheld:       $15,110.00
  = Tax Due:             $8,426.00