Use plasticine to make a cylindrical school tool. The height of the first one is 15 cm, and the bottom area is 3.2 square centimeters; the second time the same piece of plasticine is used, the height is 8 cm, and the bottom area is how many square centimeters?
用橡皮泥做圆柱体学具，第一次做的高是15厘米，底面积是3.2平方厘米；第二次用同一块橡皮泥做，高是8厘米，底面积是多少平方厘米？
<gadget id="calculator">15 / 8</gadget>
<output>15/8 = around 1.875</output>

<gadget id="calculator">3.2 * (15/8)</gadget>
<output>6</output>

<result>6</result>