A coal truck is 2.5 meters long, 1.8 meters wide, and 0.6 meters high, with an average coal weight of 2 tons per cubic meter. How many tons of coal does this truck carry?
一辆运煤车从里面量长2.5米、宽1.8米，装的煤高0.6米，平均每立方米煤重2吨，这辆车装的煤有多少吨？
<gadget id="calculator">2.5 * 1.8 * 0.6 * 2</gadget>
<output>5.4</output>

<result>5.4</result>