(1)Your manufacturing process for safety straps involves five steps. There are losses at each workstation as follows;

Step 1 - 4.10% rejects

Step 2 - 3.30% rejects

Step 3 - 2.20% rejects

Step 4 - 1.06% rejects

Step 5 - 0.06% rejects

A customer places an order for 11,650 units. How many do you have to start with given the losses described above?

options:

11,905

12,655

	11,965
	12,991

(2)A factory makes doors for cars. It stamps out left side doors in the morning and then right side doors in the afternoon. There is a two-hour downtime period when the equipment has to be changed over.

A factory manager trains the maintenance technicians as well as the machine operators on the Quick Changeover process. The following week, changeover times are down to 45 minutes.

Which of the forms of Lean waste were affected?