Mathematics, 21.09.2019 04:10, brittanysanders

On a given week, the classical literature section in a certain library had 40 different books, all of which were in stock on the shelf on monday morning. if 50 percent of the books that were borrowed during the week were returned to the library on or before saturday morning of that same week, and if there were at least 22 books on the shelf that saturday morning, what is the greatest number of the books that could have been borrowed during the week?

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On a given week, the classical literature section in a certain library had 40 different books, all o...