A cuboid fuel tank measures 7 decimeters in length, 4 decimeters in width and 2 decimeters in height. If one liter of gasoline weighs 0.7 kilograms, how many kilograms of gasoline can this tank hold?
一个长方体油箱，从里面测得长7分米，宽4分米，高2分米，如果每升汽油重0.7千克，这个油箱可装多少千克汽油？
<gadget id="calculator">7 * 4 * 2 * 0.7</gadget>
<output>39.2</output>

<result>39.2</result>