coal truck is 2.5 meters long, 1.8 meters wide, and 0.6 meters high, with an average coal weight of 1.5 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1.5吨，这辆车装的煤有多少吨？
<gadget id="calculator">2.5 * 1.8 * 0.6 * 1.5</gadget>
<output>4.05</output>

<result>4.05</result>