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12 typists working for 4 hours per day to type a book in 18 days. How many days will 4 typists have to work for 8 hours per day to type the same book? |
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Answer» 12 typists working for 4 hours per day to type a book in 18 days. How many days will 4 typists have to work for 8 hours per day to type the same book? |
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