A grain hoard filled with wheat is conical above and cylindrical below. The diameter of the base of the cylinder is 2m, the height is 3m, and the height of the cone is 0.9m. If each cubic meter of wheat weighs 750 kilograms, how many kilograms does this store of wheat weigh?
一个装满小麦的粮囤上面是圆锥形，下面是圆柱形．圆柱底面直径是2m，高是3m，圆锥的高是0.9m．如果每立方米小麦重750千克，这囤小麦重多少千克？
<gadget id="calculator">2 / 2</gadget>
<output>1</output>

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

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

<gadget id="calculator">3.14 * 3</gadget>
<output>9.42</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">3.14 * 0.9 * (1/3)</gadget>
<output>0.942</output>

<gadget id="calculator">9.42 + 0.942</gadget>
<output>10.362</output>

<gadget id="calculator">750 * 10.362</gadget>
<output>7_771.5</output>

<result>7_771.5</result>