3.1 The Wicked Witch Whisk Company manufactures a line of broomsticks. The most popular is the 36-inch model, and the sales department has prepared a forecast of 6 weeks. The opening inventory is 30. As master scheduler, you must make a MPS. The brooms are manufactured in lots of 100.

3.2 The Shades Sunglass Company assembles sunglasses from frames, which it makes and lenses, which it purchases from an outside supplier. The sales department has prepared the following 6-week forecast for Ebony, a popular model. The sunglasses are assembled in lots of 220, and the opening inventory is 300 pairs. Complete the projected available balance and the master production schedule.

3.3 The Amalgamated Mailbox Company manufactures a family of two mailboxes. The production plan and the MPS are developed on a quarterly basis. The forecast for production group follows. the opening inventory is 270 units, and the company wants to reduce this to 150 units at the end of the year. Develop a level production plan.

Production Plan

Quarter

1

2

3

4

Total

Forecast sales

220

300

200

200

Projected available

270

Production plan

Production Plan

The forecast sales for each of the mailboxes in the family also follow. Develop an MPS for each item, bearing in mind that production is to be leveled as in the production plan. For each mailbox, the lot size is 220

a.Mailbox A. Lot size: 200

Quarter

1

2

3

4

Total

Forecast sales

120

180

100

120

Projected available

120

MPS scheduled

Mailbox A. Lot size: 200

b.Mailbox B.Lot size: 200

Quarter

1

2

3

4

Total

Forecast sales

100

120

100

80

Projected available

150

MPS scheduled

Mailbox B.Lot size: 200