There is a cylindrical steel, its height is 1.5 meters, the diameter of the bottom is 2 meters, how many tons does it weigh? (The weight of steel per cubic meter is 7.5 tons, and the number shall be kept as an integer)
有一个圆柱形钢材，它的高是1.5米，底面直径是2米，它的重量是多少吨？(每立方米钢重7.5吨，得数保留整数)
<gadget id="calculator">2 / 2</gadget>
<output>1</output>

<gadget id="calculator">1 ** 2</gadget>
<output>1</output>

<gadget id="calculator">3.14 * 1 * 1.5 * 7.5</gadget>
<output>35.325</output>

<result>35.325</result>