assume office depot processes 2,500,000 photocopies per month at its service center. approximately 50% of the photocopies require collating. collating is currently performed by high school and college students who are paid $10 per hour. each student collates an average of 5,000 copies per hour. management is contemplating the lease of an automatic collating machine that has a monthly capacity of 6,000,000 photocopies, with lease and operating costs totaling $3,000, plus $0.05 per 1,000 units collated