6 cars save 619.2 kg of gasoline in 30 days. How many kilograms of gasoline are saved per car per day on average?
6辆汽车30天节约汽油619.2千克．平均每辆汽车一天节约汽油多少千克？
<gadget id="calculator">619.2 / 6 / 30</gadget>
<output>3.44</output>

<result>3.44</result>