Mimi finished a book in three days, read all (1/4) on the first day, and the rest (4/9) on the second day, and read 5 more pages on the second day than on the first day. How many pages are there in this book?
米米三天看完一本书，第一天看了全部的(1/4)，第二天看了余下的(4/9)，第二天比第一天多看了5页，这本书共有多少页？
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 - (1/4)</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">4 / 9</gadget>
<output>4/9 = around 0.444444</output>

<gadget id="calculator">(3/4) * (4/9)</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">(1/3) - (1/4)</gadget>
<output>1/12 = around 0.083333</output>

<gadget id="calculator">5 / (1/12)</gadget>
<output>60</output>

<result>60</result>