Xiaohong reads a story book. If she reads 20 pages a day and finishes it in 30 days, how many days can she finish it by reading 5 more pages a day? (two methods)
小红读一本故事书，如果每天读20页，30天读完，现在每天读多读5页几天可以读完？(两种方法)
<gadget id="calculator">20 + 5</gadget>
<output>25</output>

<gadget id="calculator">30 / 25</gadget>
<output>6/5 = around 1.2</output>

<gadget id="calculator">20 * (6/5)</gadget>
<output>24</output>

<result>24</result>