Carol Cagle has a repetitive manufacturing plant producing trailer hitches in Arlington, Texas. The plant has an average inventory turnover of only 12 times per year. He has therefore determined that he will reduce his component lot sizes. He has developed the following data for one component, the safety chain clip:

Setup labor cost	$20 per hour
Annual holding cost	$15 per unit
Daily production	976 units/8 hour day
Annual demand	42,000 (250 days eachdaily demand of 168 units)
Desired lot size	122 units (one hour of production)

Part 2

To obtain the desired lot size, the set-up time that should be achieved =

enter your response here

minutes (round your response to two decimal places).