Aunt Wang made a fruit platter for the children. She has cut 72 apples and 54 pears. If you want to have the same number of apples and pears in each plate, how many plates do you need at most?
王阿姨给小朋友做水果拼盘，她已切好72瓣苹果和54瓣梨，如果要让每盘中的苹果和梨的瓣数都相同，最多需要多少只盘子？
<gadget id="calculator">2 * 3 * 3</gadget>
<output>18</output>

<result>18</result>