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 0.75 tons, how many tons does this pile of wheat have?
一个圆锥形麦堆，底面积是12平方米，高是1.5米．如果每立方米小麦重0.75吨，那么这堆小麦有多少吨？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">(1/3) * 12 * 1.5 * 0.75</gadget>
<output>4.5</output>

<result>4.5</result>