The grain processing factory has a cylindrical grain storage. The circumference measured from the inside is 12.56 meters, and the height of the stored wheat is 1.5 meters. If the weight of wheat per cubic meter is 0.75 tons, how many tons of wheat are there in this storage?
粮食加工厂有一个圆柱形粮囤，从里面量得周长是12.56米，存放的小麦高度1.5米，若每立方米小麦重0.75吨，这个粮囤存的小麦有多少吨？
<gadget id="calculator">12.56 / 3.14 / 2</gadget>
<output>2</output>

<gadget id="calculator">2 ** 2</gadget>
<output>4</output>

<gadget id="calculator">3.14 * 4 * 1.5</gadget>
<output>18.84</output>

<gadget id="calculator">0.75 * 18.84</gadget>
<output>14.13</output>

<result>14.13</result>