Xiao Ming reads a book, reads (1/5) of the whole book on the first day, reads 14 pages more than the first day on the second day, and reads the remaining 25 pages on the third day. How many pages does this book have?
小明看一本书，第一天看了全书的(1/5)，第二天比第一天多看14页，剩下的25页第三天看完，这本书共有多少页？
<gadget id="calculator">25 + 14</gadget>
<output>39</output>

<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 - (1/5) - (1/5)</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">39 / (3/5)</gadget>
<output>65</output>

<result>65</result>