In a cylindrical container with a bottom circumference of 62.8 cm and a water depth of 8 cm, an iron block with a length and width of 8 cm and a height of 15 cm is placed in the bottle (the bottom surface is in contact with the bottom surface of the container), how many centimeters does the water level rise ?
一个底面周长为62.8cm的圆柱形容器中，水深8cm，要在瓶中竖起放入长和宽都是8cm，高是15cm的一块铁块(底面与容器底面接触)，水面上升多少厘米？
<gadget id="calculator">62.8 / 3.14 / 2</gadget>
<output>10</output>

<gadget id="calculator">10 ** 2</gadget>
<output>100</output>

<gadget id="calculator">3.14 * 100</gadget>
<output>314</output>

<gadget id="calculator">8 * 8</gadget>
<output>64</output>

<gadget id="calculator">314 - 64</gadget>
<output>250</output>

<gadget id="calculator">15 / 250</gadget>
<output>3/50 = around 0.06</output>

<gadget id="calculator">8 * 8 * (3/50)</gadget>
<output>96/25 = around 3.84</output>

<result>96/25 = around 3.84</result>