In a water container with a length of 60 cm and a width of 20 cm, 5 iron blocks of equal volume are thrown into the water, and the water level in the container rises exactly 4 cm. What is the volume of each iron block in cubic centimeters?
在一个底面一个长60厘米、宽20厘米的盛水容器，把5块体积相等的铁块投入水中，容器中的水面正好上升了4厘米，求每块铁块的体积是多少立方厘米？
<gadget id="calculator">4 / 4</gadget>
<output>1</output>

<gadget id="calculator">60 * 20 * 1</gadget>
<output>1_200</output>

<result>1_200</result>