Wang Hua reads a book, 12 pages a day, half of the book in 8 days. If you read 16 pages a day, how many days will it take to finish this book?
王华看一本书，每天看12页，8天看了这本书的一半．如果每天看16页，看完这本书需要多少天？
<gadget id="calculator">2 / 16</gadget>
<output>1/8 = around 0.125</output>

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

<result>12</result>