2018 Federal Income Tax Brackets and Tax Rates Taxable income (Income tax brackets) Tax Rates $46,605 or less 15% 546,605 to 593,208 20.5% of income over $46,605 $93,208 to $144,489 26% of income over $93,208 $144,489 to $205,842 29% of income over $93,208 Over $205,842 33% of income over $205,842 in early 2018, Sindy Lau's gross pay increased from $83,359 per year to $98,180 per year. (Do not include the sign in your answers) (Your percentage answers will be correct to 4 decimal places.) (a) What was the annual percent increase in sindy lau's pay before federal income taxes (b) What was the annual percent increase in Sindy Lau's pay after federal income taxes were deducted? Tax before pay increase Take home pay before pay increase Tax after pay increase lake home pay after pay increase Percentage change after federal taxes =