Xiao Ming reads a book. Read (1/3) of the total number of pages on the first day, the ratio of the number of pages read on the second day to the number of pages read on the first day is 6:5, and there are 64 pages left unread. How many pages are there in total?
小明读一本书．第一天读了总页数的(1/3)，第二天读的页数与第一天读的页数的比是6：5，还剩64页没有读．全书共有多少页？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">6 / 5</gadget>
<output>6/5 = around 1.2</output>

<gadget id="calculator">(1/3) * (6/5)</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">1 - (1/3) - (2/5)</gadget>
<output>4/15 = around 0.266667</output>

<gadget id="calculator">64 / (4/15)</gadget>
<output>240</output>

<result>240</result>