There are 6 liters of water in container A (container B is empty), and now the two containers are filled with water at the same time at a rate of 1.5 liters per minute. After 8 minutes, the water level is the same. The radius of the bottom surface of container B is known. is 10 centimeters, find the bottom surface of a container (Л takes 3.14)
甲乙两上圆柱形容器，甲容器中有水6升(乙容器是空的)，现在同时用每分1.5升的速度往两个容器注水，8分后水面一样高，已知乙容器底面半径是10厘米，求甲容器底面各(Л取3.14)
<gadget id="calculator">1.5 * 8</gadget>
<output>12</output>

<gadget id="calculator">6 + 12</gadget>
<output>18</output>

<gadget id="calculator">18 / 4</gadget>
<output>9/2 = around 4.5</output>

<result>9/2 = around 4.5</result>