Use this tax table to find how much tax you need to pay on a taxable income of $40,000 the tax is: if taxable income is over- but not over- $0 $7,825 $7,825 $31,850 10 percent of the amount over so $782.50 plus 15 percent of the amount over 7,825 $31,850 $77,100 $4,386.25 plus 25 percent of the amount over 31.850 $77,100 $160,850 $160,850 $349,700 $15,698.75 plus 28 percent of the amount over 77,100 $39,148.75 plus 33 percent of the amount over 160,850 $101.469.25 plus 35 percent of the amount over 349,700 $349,700 no limit a.$6,423.75 b.$8,150 50 c.$12,536 25