300-page story book, read 25% of the whole book on the first day, and read 60% of the first day on the second day, how many pages did you read on the second day?
一本300页的故事书，第一天读了全书的25%，第二天读的是第一天读的60%，第二天读了多少页？
<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">60 / 100</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">(1/4) * (3/5)</gadget>
<output>3/20 = around 0.15</output>

<gadget id="calculator">300 * (3/20)</gadget>
<output>45</output>

<result>45</result>