sam owns a home-based embroidery business. he is considering buying a new sewing and embroidery machine. the janome memory craft 14000 sewing and embroidery machine bundle is priced at $6, 500. it will save approximately 60 hours of time (valued at $20 per hour) and will cost $600 to maintain. as an alternative, sam estimates that purchasing the janome mb-4s four needle embroidery machine will save approximately 30 hours of time (valued at $20 per hour), and the machine will cost $500 to maintain. based on the economic value to the consumer, what is he most that sam should be willing to spend on the janome mb-4s?