Christmas Express makes wreaths in batch sizes of 12. The cutting & assembly process takes 7 minutes per wreath and the decorating process time is 10 minutes per wreath. It takes 12 minutes to move the wreaths from the cutting & assembly process to the decorating process.
a. Compute the value-added, non-value-added, and the total lead time of the wreath process.
Value-added lead time |
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Non-value-added lead time: |
Move time |
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Within batch wait time |
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Total lead time |
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b. Compute the value-added ratio. Round to one decimal place.
%