I. Mr. and Mrs. Brown are married and file a joint tax return. Mr. Brown is 50 years old; Mrs. Brown is 48 years old. During 2020 his gross income was $180,000, her gross income was $154,000, and their itemized deductions were $19,000. They supported their 21-year old daughter and 22-year old son-in-law who are both full-time college students. Their daughter and son-in-law filed separate tax returns. Their daughter had earned income of $5,500 from a part-time job, and their son-in-law had earned income of $5,900 from a part-time job. They also supported their 20-year old son who is a part-time college student and had earned income of $2,100 from a part time job. They also supported their 15-year old son who had earned income from a part-time job of $400 and interest income of $1,000. They also supported their 13-year old daughter who had interest income of $6,000. Required: 1. Determine the amount of tax on Mr. and Mrs. Brown's 2020 tax return. Be sure to indicate which individuals qualify as their dependents 2. Determine the amount of tax on their 15-year old son's 2020 tax return. 3. Determine the amount of tax on their 13-year old daughter's 2020 tax return Tax Rates Schedules Single Taxable Income 0