Can you please help me solve this problem?

Problem 3-39 (Algorithmic) (LO. 5, 6, 9) David and Ruby are engaged and plan to get married. David is a full-time student and earns $8,500 from a part-time job. With this income, student loans, savings, and nontaxable scholarships, he is self-supporting. For the year, Ruby is employed and reports s68, 200 in wages Click here to access the standard deduction table to use. Click here to access the Tax Rate Schedules. If an amount is zero, enter, "0". Do not round your intermediate computations. Round your final answer to nearest whole dollar. a. Compute the following: David Ruby Filing Single Filing Single Gross income and AGI $ $ Standard deduction Taxable income Income tax b. Assume that David and Ruby get married in 2019 and file a joint return. What is their taxable income and income tax? Round your final answer to nearest whole dollar. Married Filing Jointly Gross income $ Standard deduction Taxable income Income tax c. How much Federal income tax can David and Ruby save if they get married in 2019 and file a joint return? S