130 grams of 5% salt water are mixed with 9% salt water to make 6.4% salt water. How many grams are there in the resulting 6.4% salt water?
130克含盐5%的盐水，与含盐9%的盐水混合，配成含盐6.4%的盐水，这样配成的6.4%的盐水有多少克．
<gadget id="calculator">8.32 - 6.5</gadget>
<output>1.82</output>

<gadget id="calculator">9 / 100</gadget>
<output>9/100 = around 0.09</output>

<gadget id="calculator">(9/100) - 0.064</gadget>
<output>0.026</output>

<gadget id="calculator">1.82 / 0.026</gadget>
<output>70</output>

<gadget id="calculator">130 + 70</gadget>
<output>200</output>

<result>200</result>