When a stone is completely placed in a cuboid tank, the water level rises by 5 cm. The bottom of the sink is 65 cm long and 20 cm wide. What is the volume of this stone in cubic centimeters?
把一块石头完全放入一个长方体水槽中，水面上升了5厘米．水槽的底面长65厘米，宽20厘米．这块石头的体积是多少立方厘米？
<gadget id="calculator">65 * 20 * 5</gadget>
<output>6_500</output>

<result>6_500</result>