A cylinder and a cone have a base radius and a height of 6 decimeters, what is the sum of their volumes?
一个圆柱和一个圆锥底面半径和高都是6分米，它们的体积和是多少立方分米？
<gadget id="calculator">6 ** 2</gadget>
<output>36</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 + 3</gadget>
<output>4</output>

<gadget id="calculator">3.14 * 36 * 6 * (1/3) * 4</gadget>
<output>904.32</output>

<result>904.32</result>