A conical wheat pile has a base area of 12 square meters and a height of 1.5 meters. If each cubic meter of wheat weighs about 750 kilograms, how many tons does this pile of wheat weigh?
一个圆锥形小麦堆，底面积是12平方米，高1.5米．如果每立方米小麦大约重750千克，这堆小麦大约重多少吨？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">750 / 1_000</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">(1/3) * 12 * 1.5 * (3/4)</gadget>
<output>4.5</output>

<result>4.5</result>