If 25 grams of salt is dissolved in 200 grams of water, what is the weight ratio of salt to brine?
把25克盐溶入200克水中，盐和盐水的重量的比值是多少．
<gadget id="calculator">25 + 200</gadget>
<output>225</output>

<gadget id="calculator">25 / 225</gadget>
<output>1/9 = around 0.111111</output>

<result>1/9 = around 0.111111</result>