A cuboid packing box measures 20cm in length, 15cm in width, and 30cm in height from the inside. Use it to hold cylindrical beer cans with a bottom diameter of 5cm and a height of 15cm. How many bottles can it hold at most?
一种长方体的包装箱从里面量长20cm，宽15cm，高30cm，用它去装底面直径是5cm，高是15cm的圆柱形啤酒罐，最多可以装多少瓶？
<gadget id="calculator">20 / 5</gadget>
<output>4</output>

<gadget id="calculator">15 / 5</gadget>
<output>3</output>

<gadget id="calculator">30 / 15</gadget>
<output>2</output>

<gadget id="calculator">4 * 3 * 2</gadget>
<output>24</output>

<result>24</result>