ges machine at a cost of $1,500,000 Useful life The non profit University Hospital is contermplating purchasing a new blood of this machine is 10 years The hospital currently serves 5,000 patients per year, 40 percent of whom need blood ges analysis deta as part of the diagnostic test are presently sent to a private laboretory that charges $150 per sample. In-house variable expenses are estimated to be $85 per sample if the hospital purchases the analysis machine. dlagnostic tregist The blood samples Required hearest whole 1. Determine the indifference paint (expressed in number of tests per year) between purchasing the machine and using the private laboratory essed in fiua neoded so Determine how many additional patients would be needed so that the hospital would be indifferent between purchasing the analysis machine and pnying the $150 lab charge 3 mach ete mine the o mount of the private lobor tory charge so tho the hoso a would be indifferent as to purchasing the mor e or using the pr oepita sing the machins assuming the current service eve of 5,000 potie ate ooora o s per year