2 6. Kana is a single wage earner with no dependents and taxable income of $168,700 in 2020. Her 2019 taxable income was $155,000 and tax liability was $31,375. Calculate the following (note: this question requires the use of the tax tables in Appendix A): Kana's 2020 income tax liability Kana's minimum required 2020 annual payment necessary to avoid penalty