Mix 400 grams of 60% salt solution and 500 grams of 24% salt solution, pour out 100 grams, and add 200 grams of water. What is the concentration of the new salt solution?
将浓度为60%的盐水溶液400克和浓度为24%的盐水溶液500克混合后，倒出100克，再加入200克水，新的盐水溶液的浓度为多少？
<gadget id="calculator">60 / 100</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">400 * (3/5)</gadget>
<output>240</output>

<gadget id="calculator">24 / 100</gadget>
<output>6/25 = around 0.24</output>

<gadget id="calculator">500 * (6/25)</gadget>
<output>120</output>

<gadget id="calculator">240 + 120</gadget>
<output>360</output>

<gadget id="calculator">100 / 900</gadget>
<output>1/9 = around 0.111111</output>

<gadget id="calculator">1 - (1/9)</gadget>
<output>8/9 = around 0.888889</output>

<gadget id="calculator">500 - 100</gadget>
<output>400</output>

<gadget id="calculator">400 + 400 + 200</gadget>
<output>1_000</output>

<gadget id="calculator">(8/9) / 1_000</gadget>
<output>1/1_125 = around 0.000889</output>

<gadget id="calculator">360 * (1/1_125)</gadget>
<output>8/25 = around 0.32</output>

<result>8/25 = around 0.32</result>