Put a gift box with a length of 20cm, a width of 30cm, and a height of 5cm into a box with a length of 60cm, a width of 30cm, and a height of 15cm. How many boxes can be packed at most?
把长20cm、宽30cm、高5cm的礼盒装到长60cm、宽30cm、高15cm的箱子里，最多装多少盒．
<gadget id="calculator">20 * 30 * 5</gadget>
<output>3_000</output>

<gadget id="calculator">15 / 3_000</gadget>
<output>1/200 = around 0.005</output>

<gadget id="calculator">60 * 30 * (1/200)</gadget>
<output>9</output>

<result>9</result>