A graphie design srodio is considering three new computers. The firs model. A, costs $5000. Model B and C cost $3000 and $1000, respectively, If each custemer provider $50 of revenue and variable costs are 520 customes, find the number of customers required for cach model to break even. (27) An executive conference center has the physical ability to handle 1.500 participants. However, conference management personnel believe that only 1.300 participants can be handled effectively for most events, The last event, although forecasted to have 1.300 participants, resulted in the attendance of only 1080 participants. What are the utilization and efficiency of the conference facility? 28) A fleet repair facility has the capacity to repair 800 trucks per month. However, due to scheduled maintenance of their equipment, management feels that they can repair no more than 600 trucks per month. Last month, two employees were absent for several days each, and only 400 trucks were repaired. What are the utilization and efficiency of the repair shop