Exercise 20 LO.1 & LO.2 (Activity analysis; MCE) Log Cabins Unlimited constructs vacation houses in the North Carolina mountains. The company has developed the following value chart: Operations Average Number of Days Receiving materials 2 Storing materials 10 Measuring and cutting materials 9 Handling materials 7 Setting up and moving scaffolding 6 Assembling materials 3 Building fireplace Pegging logs 12 8 Cutting and framing doors and windows 5 Sealing joints Waiting for county inspectors 4 6 Inspecting property (county inspectors) 1 a. What are the value-added activities and their total time? b. What are the non-value-added activities and their total time? c. Calculate the manufacturing cycle efficiency of the process. d. Explain the difference between value-added and non-value-added activities.