The concentration of the three cups of salt water in A, B and C are 38%, 87.5% and (3/4) respectively. It is known that the total of three cups of salt water is 200 grams. Among them, the mass sum of the two cups of salt water A and B C is equal. After the three cups of salt water are mixed, the concentration of the salt water becomes 60%. Then, how many grams of salt water are in the cup C?
甲、乙、丙三杯盐水的浓度分别为38%，87.5%和(3/4)．已知三杯盐水共200克，其中甲与乙丙两杯盐水的质量和相等，三杯盐水混合后，盐水的浓度变为60%，那么，丙杯中有盐水多少克．
<gadget id="calculator">200 / 2</gadget>
<output>100</output>

<gadget id="calculator">200 - 100</gadget>
<output>100</output>

<gadget id="calculator">0.38 * 100</gadget>
<output>38</output>

<gadget id="calculator">0.875 * 100</gadget>
<output>87.5</output>

<gadget id="calculator">60 / 100</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">200 * (3/5)</gadget>
<output>120</output>

<gadget id="calculator">87.5 - 120</gadget>
<output>-32.5</output>

<gadget id="calculator">38 + (-32.5)</gadget>
<output>5.5</output>

<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">0.875 - (3/4)</gadget>
<output>0.125</output>

<gadget id="calculator">5.5 / 0.125</gadget>
<output>44</output>

<result>44</result>