Each oil barrel can hold up to 25 kilograms of oil. How many oil barrels are needed to put 1,000 kilograms of oil into such an oil barrel?
每个油桶最多可装油25千克，要把1000千克的油装进这样的油桶里，需要多少个油桶？
<gadget id="calculator">1_000 / 25</gadget>
<output>40</output>

<result>40</result>