Typist Xiao Li had to complete a 230-page manuscript. On the first day, he typed 24 pages. On the second day, he typed twice as much as the first day. On the third day, he typed from the first page.
打字员小李要完成一份230页的稿件，第一天打了24页，第二天打的是第一天的2倍，第三天要从第多少页打起．
<gadget id="calculator">24 * 2</gadget>
<output>48</output>

<gadget id="calculator">24 + 48 + 1</gadget>
<output>73</output>

<result>73</result>