13. How many machines should you buy and how many people should you hire if 3,000 units are needed per shift in a 75 percent efficient plant that has...

13. How many machines should you buy and how many people should you hire if 3,000 units are needed per shift in a 75 percent efficient plant that has 10 percent downtime? The machine time standard is .284 minute. How much will a unit cost to produce if the operator earns $ 15 per hour? How many units will be produced per shift? What is the takt time?