The salinity rate of a certain brine is 6%, that is, put 6 grams of salt in how many grams of water.
某种盐水的含盐率是6%，也就是在多少克水中放入6克盐．
<gadget id="calculator">6 / 100</gadget>
<output>3/50 = around 0.06</output>

<gadget id="calculator">6 / (3/50)</gadget>
<output>100</output>

<gadget id="calculator">100 - 6</gadget>
<output>94</output>

<result>94</result>