1 kg of soybeans can extract 0.38 kg of oil, how many kg of soybeans are needed to extract 1 kg of oil.
1千克黄豆可以榨油0.38千克，榨1千克油需要多少千克黄豆．
<gadget id="calculator">1 / 0.38</gadget>
<output>2.631579</output>

<result>2.631579</result>