There is a glass of salt water. The ratio of salt to water is 1:10. If 2 grams of salt are added to the glass, the salt water now weighs 35 grams. How many grams of water are in salt water?
有一杯盐水，盐和水的比是1：10，如果在杯中再放入2克盐，现在盐水重35克．盐水中有水多少克？
<gadget id="calculator">35 - 2</gadget>
<output>33</output>

<gadget id="calculator">10 + 1</gadget>
<output>11</output>

<gadget id="calculator">10 / 11</gadget>
<output>10/11 = around 0.909091</output>

<gadget id="calculator">33 * (10/11)</gadget>
<output>30</output>

<result>30</result>