Qingqing’s family went to Zhongshan Park on May Day and took a lot of photos. She bought a photo album. If there are 6 photos on each page, it will fit 16 pages. Now Maomao plans to only put 4 photos on each page. How many pages will it take? (Solve with ratio)
晴晴全家五一到中山公园游玩，拍了许多照片，她买了一本相册，如果每页放6张照片，刚好放16页，现在毛毛打算每页只放4张，要放多少页？(用比例解)
<gadget id="calculator">6 * 16</gadget>
<output>96</output>

<gadget id="calculator">96 / 4</gadget>
<output>24</output>

<result>24</result>