The fuel tank of a car is 50cm long, 40cm wide, and 30cm high from the inside. If a car consumes 7.5L of fuel every 100 kilometers, how many kilometers can it travel with a full tank?
汽车油箱从内部测量长50cm，宽40cm，高30cm，如果一种汽车每行驶100千米耗油7.5L，一次加满油最多可行驶多少千米？
<gadget id="calculator">30 / 1_000 / 7.5</gadget>
<output>0.004</output>

<gadget id="calculator">50 * 40 * 0.004 * 100</gadget>
<output>800</output>

<result>800</result>