Question 981565
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Remove unnecessary information:
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Ron and Angela carry 1300 books from the library. Ron carries 4
books to every 7 books that Angela carries. How many books does Ron carry
altogether?
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Ron carries 4 out of every 11 books (Ron carries 4 and Angela 7, 4+7=11), 
or 4/11 of all the books. There are 1300 books so:
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(4/11)(1300)=5200/11=472.73 books ANSWER: Ron carried 472.73 books.