A conical wheat pile, measured at its base, has a circumference of 6.28 meters and a height of 1.5 meters. If each cubic meter of wheat weighs 0.75 tons, how many tons does this pile of wheat have?
一个圆锥形小麦堆，量得它的底面周长是6.28米，高1.5米．如果每立方米小麦重0.75吨，这堆小麦有多少吨？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">6.28 / 3.14 / 2</gadget>
<output>1</output>

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

<gadget id="calculator">(1/3) * 3.14 * 1 * 1.5 * 0.75</gadget>
<output>1.1775</output>

<result>1.1775</result>