Book corner at home in the third grade

Thinking of solving the problem: (1) divide the number of science and technology books by the number of literature and art books to solve the problem;

(2) It can be solved by dividing the number of literature books by the number of science books.

( 1)36÷40=90%;

A: The number of science and technology books is 90% of literature and art books.

(2)40÷36≈ 1 1 1. 1 1%;

Answer: The number of literary books is11.11%scientific books.

There are 36 science and technology books and 40 literature and art books in the book corner of Grade 9 and Grade 3.

(1) What percentage of science and technology books are literature and art books?

(2) What percentage of literature and art books are science and technology books?

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