There are two cuboid tanks, tank A is full of water and tank B is empty. Measured from the inside, tank A is 40 cm long, 32 cm wide, and 20 cm high above the water surface; tank B is 30 cm long, 24 cm wide, and 25 cm deep. Now pour part of the water in tank A into tank B so that the water levels in both tanks are the same. What is the height of the water in centimeters.
有两个长方体水箱，甲水箱里有水，乙水箱空着．从里面量，甲水箱长40厘米，宽32厘米，水面高20厘米；乙水箱长30厘米，宽24厘米，深25厘米．现在将甲水箱中部分水倒入乙水箱，使两箱水面高度一样．则此时水面高多少厘米．
<gadget id="calculator">40 * 32 * 20</gadget>
<output>25_600</output>

<gadget id="calculator">40 * 32</gadget>
<output>1_280</output>

<gadget id="calculator">30 * 24</gadget>
<output>720</output>

<gadget id="calculator">1_280 + 720</gadget>
<output>2_000</output>

<gadget id="calculator">25_600 / 2_000</gadget>
<output>64/5 = around 12.8</output>

<result>64/5 = around 12.8</result>