| 1. | "' Queueing theory "'is the mathematical study of waiting lines, or queues.
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| 2. | The company also grappled with long waiting lines at the cash register.
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| 3. | Others around him, in a waiting line of opposition voters, nodded.
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| 4. | On weekends, waiting lines for a table are over an hour.
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| 5. | Not many people know about the explosive character of waiting lines,
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| 6. | I waited until midnight, hoping that the telephone waiting line might be shorter.
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| 7. | They have a substantial waiting line as they attempt to control expenditures of funds.
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| 8. | But in most cases shortages simply meant either empty shelves or long waiting lines.
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| 9. | However, Disney provides roving entertainers to visit waiting lines as a form of distraction.
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| 10. | If not, we shall again return to the waiting line.
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