QUESTION 4 A client asks about what the marginal tax rate is How do you respond? a. The matginal tax rate is calculated by dividing the lotal amount of net taxes owing by taxable income b. The marginal tax rate is the rate applicable to each additonal dollar of income a taxpayer aarns. c. The maginal tax rate gives taxpayers an idea of their actual income tax burden a The maiginal tax rate is often used in payrofl calculations where there is interest in knowing how much tax will be paid in total