A cylinder has a base area of 15cm**2 and a height of 6dm, what is its volume dm**3.
一个圆柱的底面积是15cm**2，高6dm，它的体积是多少dm**3．
<gadget id="calculator">15 / 100</gadget>
<output>3/20 = around 0.15</output>

<gadget id="calculator">(3/20) * 6</gadget>
<output>9/10 = around 0.9</output>

<result>9/10 = around 0.9</result>