A book has 96 pages. Xiaoli has read 50% of the book in 4 days. How many pages does she read on average every day?
一本书共有96页，小丽4天读了这本书的50%，平均每天读多少页？
<gadget id="calculator">50 / 100</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">(1/2) / 4</gadget>
<output>1/8 = around 0.125</output>

<gadget id="calculator">96 * (1/8)</gadget>
<output>12</output>

<result>12</result>