Problem 3-46 (LO. 1, 3, 7) Paige, age 17, is a dependent of her parents. Her parents report taxable income of $120,000 on their joint return (no qualified dividends or capital gains). During 2021, Paige earned $3,900 pet sitting and $4,300 in interest on a savings account. Click here to access the 2021 tax rate schedule. What are Paige's taxable income and tax liability for 2021? a. Paige's total taxable income is $ b. Paige's tax liability is s