A cube with a volume of 1 cubic decimeter is cast into a cone with a height of 20 cm. What is the area of the base of the cone?
一个体积是1立方分米的正方体熔铸成一个高是20厘米的圆锥体，此圆锥体的底面积是多少．
<gadget id="calculator">3 / 20</gadget>
<output>3/20 = around 0.15</output>

<gadget id="calculator">1 * 1_000 * (3/20)</gadget>
<output>150</output>

<result>150</result>