The grain processing factory has a cuboid warehouse. The warehouse is 18 meters long and 15 meters wide, and the height for storing wheat is 2 meters. It is known that a cubic meter of wheat weighs 850 kilograms. How many tons of wheat are there in this warehouse?
粮食加工厂有一个长方体仓库．仓库里边长18米，宽15米，存放小麦的高度是2米．已知每立方米小麦重850千克．这个仓库里有小麦多少吨？
<gadget id="calculator">850 / 1_000</gadget>
<output>17/20 = around 0.85</output>

<gadget id="calculator">18 * 15 * 2 * (17/20)</gadget>
<output>459</output>

<result>459</result>