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The number of science and technology books in the school library is one third of that of fairy tales. Science and technology books and fairy tales 565,438+02 school.
Solution: Take the fairy tale theory as the unit of 1, and the science book is 1/3.
Fairy Tale Book: 512 ÷ (1+1/3) = 384 (Ben)
Science and technology book: 384× 1/3= 128 (this edition)
Answer; There are 384 fairy tales and 28 science and technology books/kloc-0.