An article manuscript has 14 pages, each page has 24 lines, and each line has 25 characters. If it is changed to 28 characters per line and 30 lines per page, how many pages should this article be arranged?
一篇文章原稿有14页，每页24行，每行25个字．如果改排成每行28个字，每页30行，那么这篇文章要排多少页？
<gadget id="calculator">28 * 30</gadget>
<output>840</output>

<gadget id="calculator">25 / 840</gadget>
<output>5/168 = around 0.029762</output>

<gadget id="calculator">14 * 24 * (5/168)</gadget>
<output>10</output>

<result>10</result>