In a certain factory of rags, the time it takes for the workers to finish one rag is normally distributed with a mean of 27 minutes and a standard deviation of 8 minutes. a. Find the percentage of rags that will be finished in less than 25 minutes b. Find the percentage of rags that will be finished in more than 33 minutes. c. Find the proportion of rags that will be finished between 19 minutes and 31 minutes. d. If 10,000 rags are produced in a day, how many are done in less than 25 minutes?

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