37. Two case studies are shown in the table below. Joe and Sarah Joe works as an electrician earning a gross salary of approximately $35,000/year and Sarah works part- time as a waitress averaging approximately $1200/month. They have a two-year-old child and no pets. Joe owes $3500 on a student loan (he pays $125/month), they have one car (payments are $299/month) and they owe $875 on their credit card. Rajah Rajah recently graduated as a medical lab technician and earns a gross annual salary of $39,000. He presently lives with his parents and recently received a large inheritance allowing him to pay off all his student loans. He has approximately $45,000 in savings. a. Determine the total monthly expenses for each case study.