It took two days to read a book, but on the first day I read 36 pages more than 60% of the whole book, and on the second day I read the whole book (1/4). How many pages does this book have?
明明用两天的时间看完一本书，第1天看的比全书的60%还多36页，第2天看了全书的(1/4)．这本书一共有多少页？
<gadget id="calculator">60 / 100</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 - (3/5) - (1/4)</gadget>
<output>3/20 = around 0.15</output>

<gadget id="calculator">36 / (3/20)</gadget>
<output>240</output>

<result>240</result>