There is a cuboid container whose length, width, and height are 30 cm, 20 cm, and 25 cm (measured from the inside). After it is filled with water, it is poured into a cube glass tank. The water surface is 6 cm high. The bottom area of the cube glass tank is How many square centimeters is it.
有一个长、宽、高分别是30厘米、20厘米、25厘米(从里面量)的长方体容器，盛满水后，倒入一个正方体玻璃缸，水面高6厘米，这个正方体玻璃缸的底面积是多少平方厘米．
<gadget id="calculator">25 / 6</gadget>
<output>25/6 = around 4.166667</output>

<gadget id="calculator">30 * 20 * (25/6)</gadget>
<output>2_500</output>

<result>2_500</result>