The school transports 2 cubic meters of sand, and it needs to be placed in a sandpit with a length of 5 meters and a width of 4 meters. How high can it be placed?
学校运来沙子2立方米，要把它垫在长5米，宽为4米的沙坑里，可以垫多少高．
<gadget id="calculator">5 * 4</gadget>
<output>20</output>

<gadget id="calculator">2 / 20</gadget>
<output>1/10 = around 0.1</output>

<result>1/10 = around 0.1</result>