A coal truck is 2.5 meters long, 1.8 meters wide, 0.6 meters high, and weighs 1500 kg per cubic meter of coal. How many tons of coal does this truck carry?
一辆运煤车长2.5米，宽1.8米，装的煤炭高0.6米，平均每立方米煤重1500kg，这辆车装的煤有多少吨？
<gadget id="calculator">1_500 / 1_000</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">2.5 * 1.8 * 0.6 * (3/2)</gadget>
<output>4.05</output>

<result>4.05</result>