need 2 and 3 please

What are the after-tax rates of return assuming the following? a) You earned 9% pre tax on a corporate-bond. You held it for 365 days. b) You earned 15% pre tax on a stock. You held it for 2 months. Your taxable income puts you in the following tax brackets: the ordinary marginal tax rate is 24% and the long-term capital gain rate is 15%. 3. Sally and Joe file married filing jointly (MFJ). They report 2023 taxable income of $255,000. They receive no credits. What is their total tax? 2023 tax brackets (for taxes due April 2024 or October 2024 with an extension)