5 cars can save 35 kilograms of gasoline in 7 days, how many kilograms of gasoline can be saved per car per day on average?
5辆汽车7天可以节约汽油35千克，平均每辆汽车每天节约汽油多少千克？
<gadget id="calculator">35 / 5 / 7</gadget>
<output>1</output>

<result>1</result>