The oil yield rate of a certain type of rapeseed is 33%, and it is necessary to squeeze out 99 kg of rapeseed oil. At least how many kilograms of rapeseed.
某种菜籽出油率为33%，要想榨出99千克菜籽油．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">99 / (33/100)</gadget>
<output>300</output>

<result>300</result>