Bill can inspect a case of cell phones in 6 hours. Jack can inspect the same case of cell Phones in 4 hours. After working alone for l hour, Bill stops for lunch. After taking a 30-minute lunch break. Bill and Jack work together to inspect the remaining cell phones. How long do Bill and Jack work together to complete the job?
You can _____ some bottles of wine, or some chocolates, or a bunch of flowers.
A rectangular area that can contain a document, program, or message.
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