There are two cylinders A and B. If the height of A is the same as the diameter of the bottom of B, the volume of A will be reduced by (2/5). Now if the diameter of the base of B is as long as the height of A, how many times will the volume of B increase.
有甲、乙两个圆柱体，如果甲的高和乙的底面直径一样长，则甲的体积就将减少(2/5)．现在如果乙的底面直径和甲的高一样长，则乙的体积将增加多少倍．
<gadget id="calculator">16 / 9</gadget>
<output>16/9 = around 1.777778</output>

<result>16/9 = around 1.777778</result>