Xiaohua reads a book and plans to finish it in 10 days, but actually reads 3 pages more than planned every day, and ends up finishing it 2 days ahead of schedule. How many pages does this book have?
小华读一本书，计划10天读完，实际每天比计划多读3页，结果提前2天读完，这本书共有多少页？
<gadget id="calculator">10 - 2</gadget>
<output>8</output>

<gadget id="calculator">8 * 3</gadget>
<output>24</output>

<gadget id="calculator">24 / 2</gadget>
<output>12</output>

<gadget id="calculator">12 * 10</gadget>
<output>120</output>

<result>120</result>