There is a kind of peanut whose oil extraction rate is 35%. If 14 kg of peanut oil is to be extracted, how many peanuts are needed?
有一种花生榨油的出油率为35%，如果要榨出14千克的花生油，需要多少花生？
<gadget id="calculator">35 / 100</gadget>
<output>7/20 = around 0.35</output>

<gadget id="calculator">14 / (7/20)</gadget>
<output>40</output>

<result>40</result>