Reading a 300-page novel, Xiaohong reads (1/5) on the first day, and (4/15) on the second day, which page should she read on the third day?
看一本300页的长篇小说，小红第一天看了(1/5)，第二天看了第一天的(4/15)，第三天从第几页看起？
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">300 * (1/5)</gadget>
<output>60</output>

<gadget id="calculator">4 / 15</gadget>
<output>4/15 = around 0.266667</output>

<gadget id="calculator">300 * (1/5) * (4/15)</gadget>
<output>16</output>

<gadget id="calculator">60 + 16 + 1</gadget>
<output>77</output>

<result>77</result>