The school bought a batch of literature and art books and science and technology books, among which the science and technology books are literature and art books (5/7). It is known that there are 24 more literature and art books than science and technology books. How many science and technology books are there?
学校买来一批文艺书和科技书，其中科技书是文艺书的(5/7)，已知文艺书比科技书多24本，科技书有多少本？
<gadget id="calculator">5 / 7</gadget>
<output>5/7 = around 0.714286</output>

<gadget id="calculator">1 - (5/7)</gadget>
<output>2/7 = around 0.285714</output>

<gadget id="calculator">24 / (2/7)</gadget>
<output>84</output>

<gadget id="calculator">84 * (5/7)</gadget>
<output>60</output>

<result>60</result>