Handy-Andy Services is a repair-service company specializing in small household jobs. Each client pays a fixed monthly service fee based on the number of rooms in the house. Records are kept on the time and material costs used for each repair. The following profitability data apply to five customers: Marv Burnett J Jack Roger Jon Paul Sarcas Becky Stiphas Customer Revenues Customer Costs $300 $225 200 105 80 75 275 220 85 65 Required: a. Which customer do they make the most net income from on a dollar basis? b. Which customer do they make the most net income from as a percentage of Customer Revenues