Hi there could anyone please help me with these three questions please? and show

Question

Hi there could anyone please help me with these three questions please? and show me how did do it.

Les Schwabe reviews their tire inventory every week. The lead time is seven days and demand rate is 650 tires per day. You know the company’s standard deviation, which is 25 tires per day and they allow only 2 stock-outs per year. Compute the re-order point for a fixed-time period inventory system assuming 52 weeks per year of operation.

Answer:

2.Calculate the economic order quantity for Dyson vacuum cleaners with the following given numbers. Demand = 1250 vacuum cleaners, holding cost = 13% of product cost, ordering cost = $1850 per order, product cost = $250 per unit.

Answer:

Lenovo uses 450,000 hard disks per year to mount in their laptops. The manufacturer receives the hard disks from a supplier at a rate of 1800 per day. Carrying cost per hard disk is $2/year and setup cost for a production run is $450. The plant operates 250 days per year.

Compute the economics production quantity.

Compute the maximum inventory.

a)

b)

Explanation / Answer

2.

3.

M Mean Daily 650 S Std Dev Daily 25 LT Lead time 7 LTM Lead time Demand 4550 D*LT LTS Lead Time Std Dev 66.14378278 (Sqrt (S^2 *14)) Service level (Stock outs) 3.85% (2/52) P P value 96.15% Z Z value 1.959964 R Reorder point LTM+Z*(LTS) 4666.996779 4667

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