A cuboid glass tank is 6 decimeters long, 5 decimeters wide, 4 decimeters high, and 2.5 decimeters deep. If a stone is put into the tank, the water level will rise by 12 centimeters. What is the volume of this rock?
一个长方体玻璃缸长6分米，宽5分米，高4分米，水深2.5分米，如果把一块石块放入水箱后，水位上升了12厘米．这块石块的体积是多少？
<gadget id="calculator">12 / 10</gadget>
<output>6/5 = around 1.2</output>

<gadget id="calculator">6 * 5 * (6/5)</gadget>
<output>36</output>

<result>36</result>