In a story book, Xiaohong reads (1/3) of the whole book on the first day, and the rest (3/5) on the second day, and there are 48 pages left to be read. How many pages does this book have?
一本故事书，小红第一天看了全书的(1/3)，第二天看了余下的(3/5)，还剩下48页没有看完，这本书共有多少页？
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">1 - (3/5)</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">48 / (2/5)</gadget>
<output>120</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 - (1/3)</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">120 / (2/3)</gadget>
<output>180</output>

<result>180</result>