The circumference of the base of a cylinder is twice the circumference of the base of a cone, the volume of the cylinder is 8 times the volume of the cone, and the height of the cone is how many times the height of the cylinder.
一个圆柱的底面周长是一个圆锥底面周长的2倍，圆柱的体积是圆锥体积的8倍，圆锥的高是圆柱的高的多少倍．
<gadget id="calculator">1 ** 2</gadget>
<output>1</output>

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

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

<gadget id="calculator">2 ** 2</gadget>
<output>4</output>

<gadget id="calculator">8 / 4</gadget>
<output>2</output>

<gadget id="calculator">3 / 2</gadget>
<output>3/2 = around 1.5</output>

<result>3/2 = around 1.5</result>