Feifei reads a book. She reads the whole book (3/8) on the first day and 36 pages on the second day. At this time, the ratio of the number of pages read to the number of remaining pages is 3:2. This book has a total of how many pages
菲菲读一本书，第一天读了全书的(3/8)，第二天读了36页，这时已读的页数与剩下页数的比是3：2，这本书共有多少页？
<gadget id="calculator">2 + 3</gadget>
<output>5</output>

<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">(3/5) - (3/8)</gadget>
<output>9/40 = around 0.225</output>

<gadget id="calculator">36 / (9/40)</gadget>
<output>160</output>

<result>160</result>