cylindrical pool has a volume of 64 cubic meters and a bottom area of 12 square meters. (3/4) of water is placed in the pool. What is the height of the water surface at this time?
一个圆柱形水池，它的容积是64立方米，底面积是12平方米，水池中放了(3/4)的水，这时水面高是多少米？
<gadget id="calculator">64 / 12</gadget>
<output>16/3 = around 5.333333</output>

<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">(16/3) * (3/4)</gadget>
<output>4</output>

<result>4</result>