Xiao Ming reads a story book. On the first day, he reads (3/5) of this book, which is exactly 300 pages. On the second day, he reads this book again (3/10). How many pages did he read the next day? ?
小明读一本故事书，第一天读了这本书的(3/5)，正好是300页，第二天又读了这本书的(3/10)，第二天读了多少页？
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">300 / (3/5)</gadget>
<output>500</output>

<gadget id="calculator">3 / 10</gadget>
<output>3/10 = around 0.3</output>

<gadget id="calculator">500 * (3/10)</gadget>
<output>150</output>

<result>150</result>