The oil yield of a certain type of rapeseed is 33%. If you want to squeeze out 66 kg of rapeseed oil, at least how many kg of rapeseed is needed.
某种菜籽出油率为33%，要想榨出66千克菜籽油，至少要多少千克菜籽．
<gadget id="calculator">33 / 100</gadget>
<output>33/100 = around 0.33</output>

<gadget id="calculator">66 / (33/100)</gadget>
<output>200</output>

<result>200</result>