(5/7) kg of soybeans can extract (5/28) kg of oil, how many kg of oil can be extracted from 1 kg of soybeans.
(5/7)千克黄豆可以榨油(5/28)千克，1千克黄豆可以榨油多少千克．
<gadget id="calculator">5 / 28</gadget>
<output>5/28 = around 0.178571</output>

<gadget id="calculator">5 / 7</gadget>
<output>5/7 = around 0.714286</output>

<gadget id="calculator">(5/28) / (5/7)</gadget>
<output>1/4 = around 0.25</output>

<result>1/4 = around 0.25</result>