The oil yield of peanuts is about 40%. How much peanuts are needed to get 10 kg of peanut oil.
花生的出油率大约是40%，要想得到10千克花生油，需要花生多少．
<gadget id="calculator">40 / 100</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">10 / (2/5)</gadget>
<output>25</output>

<result>25</result>