Foreign Language Primary School bought a new batch of books. It is known that (2/3) of story books is equal to (4/5) of literature and art books. There are 60 story books, how many literature and art books?
外国语小学新买进一批书，已知故事书的(2/3)等于文艺书的(4/5)，故事书60本，文艺书多少本？
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">(2/3) / (4/5)</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">60 * (5/6)</gadget>
<output>50</output>

<result>50</result>