Xiao Ming reads a 180-page extra-curricular book. He reads the whole book (2/15) on the first day and (1/5) of the whole book on the second day. How many pages does Xiao Ming read on the second day?
小明读一本180页的课外书，第一天读了全书的(2/15)，第二天读了全书的(1/5)，小明第二天读了多少页？
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">180 * (1/5)</gadget>
<output>36</output>

<result>36</result>