Zhou Xiaozhou finished reading an 80-page "Fairy Tale" book in 3 days. Read 25% of the book on the first day, and the ratio of pages read on the second day to the third day is 3:2. How many pages should Zhou Xiaozhou read to finish on the third day?
周小舟3天看完了一本80页的《童话故事》书．第一天看了这本书的25%，第二天与第三天看的页数比是3：2．周小舟第三天应看多少页才能看完？
<gadget id="calculator">25 / 100</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">2 + 3</gadget>
<output>5</output>

<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">80 * (3/4) * (2/5)</gadget>
<output>24</output>

<result>24</result>