Nitai, who is single and has rio dependents, was planning on spending the weekend repairing his car. On Friday. Nitai's employer called and offered him $400 in overtime pay if he would agree to work over the weekend. Nital could get his car repaired over the weekend at Autofix for $296. If Nitai works over the weekend, he will. have to pay the $296 to have his car repaired, but he will earn $400. Assume Nitai's marginal tax rate is 12 percent rate. (Do not round intermediate calculations. Round your answers to 2 decimal places.) a-1. Strictly considering tax factors, should Nitai work or repair his car if the $296 he must pay to have his car fixed is not deductible? Work Repair a-2. Given the answer in a-1 above, by how much is Nital better or worse off? b-1. Strictly considering tax factors, should Nitai work or repair his car if the $296 he must pay to have his car fixed is deductible for AGl? Work Repair b-2. Given the answer in b-1 above, by how much is Nitai better or worse off