Practical Operations Management
2nd Edition
ISBN: 9781939297136
Author: Simpson
Publisher: HERCHER PUBLISHING,INCORPORATED
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Question
Chapter 12, Problem 19P
Summary Introduction
Interpretation:
The number of items present in the processing system.
Concept Introduction:
The number of items per hour
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Jitsmart is a retailer of plastic action-figure toys. The action figures are purchased from Tacky Toys, Inc., and arrive in boxes of 20. Full boxes are stored on high shelves out of reach of customers. A small inventory is maintained on child-level shelves. Depletion of the lower-shelf inventory signals the need to take down a box
of action figures to replenish the inventory. A reorder card is then removed from the box and sent to Tacky Toys to authorize replenishment of a container of action figures. The average demand rate for a popular action figure, Agent 99, is 18 units per day. The total lead time (waiting plus processing) is 2 days. Jitsmart's safety
stocky policy variable, a, is 0.05.
What is the authorized stock level for Jitsmart? units. (Enter your response rounded to the nearest whole number.)
Jitsmsmart is a retailer of plastic action-figure toys. The action figures are purchased from Tacky Toys, Inc. and arrive in boxes of 48. Full boxes are stored on high shelves out of reach of customers. A small inventory is maintained on child-levels shelves. Depletion of the lower-shelf inventory signals the need to take down a box of action figures to replenish the inventory. A reorder card is then removed from the box and sent to Tacky Toys to authorize the replenishment of a container of action figures. The average demand rate for popular action figure, Agent 99, is 36 units per day. The total lead time (waiting plus processing) is 11 days. Jitsmart's safety stocky policy variables 0.25. What is the authorized stock level for Jitsmart?
In a large microelectronics plant, the assembly cell for circuitboards has a demand for 200 units an hour. Two feeder cellssupply parts A and B to the assembly cell (one A and one Bfor each board). Standard containers that look like dividedtrays are used. A container will hold 20 As or 10 Bs. It takes10 minutes to fill up a container with As and 20 minutes tofill up a container with Bs. Transit time to the assembly cell is5 minutes for both A and B. No safety factor is used. Set up akanban control system for the assembly process.
Chapter 12 Solutions
Practical Operations Management
Ch. 12 - Prob. 1DQCh. 12 - Prob. 2DQCh. 12 - Prob. 3DQCh. 12 - Prob. 4DQCh. 12 - Prob. 5DQCh. 12 - Prob. 6DQCh. 12 - Prob. 1PCh. 12 - Prob. 2PCh. 12 - Prob. 3PCh. 12 - Prob. 4P
Ch. 12 - Prob. 5PCh. 12 - Prob. 6PCh. 12 - Prob. 7PCh. 12 - Prob. 8PCh. 12 - Prob. 9PCh. 12 - Prob. 10PCh. 12 - Prob. 11PCh. 12 - Prob. 12PCh. 12 - Prob. 13PCh. 12 - Prob. 14PCh. 12 - Prob. 15PCh. 12 - Prob. 16PCh. 12 - Prob. 17PCh. 12 - Prob. 18PCh. 12 - Prob. 19PCh. 12 - Prob. 20PCh. 12 - Prob. 21PCh. 12 - Prob. 22PCh. 12 - Prob. 23PCh. 12 - Prob. 24PCh. 12 - Prob. 25PCh. 12 - Prob. 26PCh. 12 - Prob. 27PCh. 12 - Prob. 1.1QCh. 12 - Prob. 1.2QCh. 12 - Prob. 1.3QCh. 12 - Prob. 1.4QCh. 12 - Prob. 2.1QCh. 12 - Prob. 2.2QCh. 12 - Prob. 2.3QCh. 12 - Prob. 3.1QCh. 12 - Prob. 3.2QCh. 12 - Prob. 3.3Q
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- A finished goods inventory on average contains 10,000 units. Demand averages 1,500 units per week. Given that the process runs 50 weeks a year, what is the expected inventory turn for the inventory? Assume that each item held in inventory is valued at about the same amount.arrow_forwardBetter eliminate waste of over processing is a direct benefit related to a pull system. True or Falsearrow_forwardThe Northridge Company tends to keep the inventory low. At the same time, it is important to respond to demand quickly, since a customer who wants a product K is very likely to get one from a competitor if Northridge Company doesn’t have one available immediately. Northridge Company’s current policy to produce the product K is to produce 100 per week, which is the average demand. Even this is a problem, as the production manager has pointed out, since the equipment is also used for other products and the lot size of 300 would be much more efficient. He said he is currently set up the production for product K for the next week and states that he has capacity available to produce 300 at a time next week. The following lists the forecasts and actual customer orders for the next 12 weeks. Week 1 2 3 4 5 6 7 8 9 10 11 12 Forecast 90 120 110 80 85 95 100 110 90 90 100 110 Customer Orders 105 97 93 72 98 72 53 21…arrow_forward
- The infrastructure area does not need to be consistent with the customers area. Select one: True O Falsearrow_forwardThe UCC only covers goods transaction, not services transactions. True Falsearrow_forwardWhich of the following is not a part of the 3 processes for supply chain? Logistics processes move products Warehousing processes store products Information makes the process more efficient Moving the filesarrow_forward
- A company processes feathers and ships them loose in a covered truck. The linehaul cost for an average shipment is $600, and the truck carries 2000 pounds offeathers. A bright new graduate has just been hired and has suggested that theyshould bale the feathers into 500-pound bales. This would make them easier tohandle and also allow them to be compressed into about one-tenth of the space theynow occupy. How many pounds of feathers can the truck now carry? What is thepresent line haul cost per pound? What will it be if the proposal is adopted?arrow_forwardWhat term refers to a schedule that pulls material into final assembly at a constant rate?arrow_forwardIn the Toyota Production System, jidoka refers to:(a) level production, where different models are produced alongside each other on theassembly line.(b) continuous improvement, where workers organize meetings to discuss ways ofimproving the production process.(c) the inventory retrieval system, where parts are replenished only when they are needed.(d) the aggressive reduction of changeover and setup times(e) continuous line-balancing to maximize utilization. (f) the cross-training of workers for a wide range of skills. (g) none of the abovearrow_forward
- Markland First National Bank of Rolla utilizes kanban techniques in its check processing facility. The following information is known about the process. Each kanban container can hold 50 checks and spends 24 minutes a day in processing and 2 hours a day in materials handling and waiting. Finally, the facility operates 24 hours per day and utilizes a policy variable for unforeseen contingencies of 0.25.a. If there are 20 kanban containers in use, what is the current daily demand of the check processing facility?b. If the muda or the waste in the system were eliminated completely, how many containers would then be needed?arrow_forwardA Rhode Island company produces communion wafers for churches around the countryand the world. The little company produces a lot of wafers, several hundred million peryear. When in production, the process produces wafers at the rate of 100 per second.During this production process, the wafers must spend 15 minutes passing througha cooling tube. How many wafers does the cooling tube hold, on average, when inproduction (in other words, don’t count the time they are not in production)?arrow_forwardThe following data pertains to Slide Corp.’s: (use 360 days/year) Slide Corp.’s payment to suppliers Slide Corp.’s collection from customers Processing Delay 4 days Processing Delay 2 days Clearing Delay 1 day Clearing Delay 24 hours Mail time 1 week Mail time 4 days Slide Corp.’s daily collection average P1,800 while average daily payment is P2,700. How much is the average daily disbursement float? How much is the average daily collection float? How much is the net float? If the cash can be readily invested in instrument earning 6%, how much is the daily cost of collection float?arrow_forward
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