A cone and a cylinder have the same base area, the ratio of their heights is 3:1, what is the ratio of their volumes: l
一个圆锥和一个圆柱底面积相等，它们高的比是3：1，它们的体积比是多少：l
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">3 / 1</gadget>
<output>3</output>

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

<result>1</result>