Container A and container B are cones and cylinders with the same bottom and equal height. The diameter of the bottom surface is 10cm, and the height is 12cm. Fill container A with water, and then pour water into container B. How much water is in container B at this time? high.
容器A和容器B是等底等高的圆锥和圆柱，底面直径都是10cm，高都是12cm，将容器A注满水，再将水倒入B容器，这时B容器中的水有多少高．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">10 / 2</gadget>
<output>5</output>

<gadget id="calculator">5 ** 2</gadget>
<output>25</output>

<gadget id="calculator">(1/3) * 3.14 * 25 * 12</gadget>
<output>314</output>

<gadget id="calculator">314 / 3.14 / 25</gadget>
<output>4</output>

<result>4</result>