1. John and Susan are married and file a joint return. they have 3 children who live with them, Jim age 8 Clark age 12 and Trish age 18. John is an engineer and has a salary of $90,000 and federal tax withheld of $15,000. Susan is a CPA and has a salary of $98,000 and federal tax withheld of $19,000. they have interest from savings of $3,500. This year (2020) they sold for $25,000 a lot that they purchased 10 years ago for $19,000 that they had planned to build on. Compute John and Susan's tax refund or tax due using the tax formula.