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Daily Challenge — September 21, 2026

tax accounting · tax formula

Geoffrey Ashworth is a single orthopedic surgeon based in Nashville, Tennessee, who earns a substantial salary from a regional hospital system and also runs a solo medical consulting practice generating significant self-employment income. He holds a taxable brokerage account with dividend-paying stocks and recently sold shares at a modest gain. Geoffrey pays considerable mortgage interest and state income taxes (capped), making itemized deductions worthwhile.

Correct Answers

A G I

$569,850.00

gross Income

$571,250.00

tax Liability

$154,367.25

taxable Income

$528,650.00

refund Or Due Amount

$90,537.25

refund Or Due Direction

Balance Due

Step-by-Step Solution

TAX FORMULA — Geoffrey Ashworth (SINGLE)

GROSS INCOME
  Wages:                  $404,000.00
  Interest Income:        $1,200.00
  Ordinary Dividends:     $6,550.00
  Business Income:        $155,500.00
  Capital Gain:           $4,000.00
  = Gross Income:         $571,250.00

  − Above-Line Deductions: $1,400.00
  = AGI:                  $569,850.00

DEDUCTIONS
  Standard Deduction (single): $14,600.00
  Itemized Deductions:    $41,200.00
  Deduction Used:         $41,200.00 (itemized)
  = Taxable Income:       $528,650.00

TAX CALCULATION
  Ordinary Taxable Income: $521,750.00
  Ordinary Tax:            $152,987.25
  LTCG + Qualified Div:   $6,900.00
  LTCG Tax:               $1,380.00
  − Credits:              $0.00
  = Tax Liability:        $154,367.25

  − Taxes Withheld:       $63,830.00
  = Tax Due:             $90,537.25