Three workers A, B, and C work together to make a batch of parts. A processes (2/5) of the total number, 125 more than B. The ratio of the number of parts processed by B to C is 3:2. How many parts are there in total?
甲乙丙三名工人共同做一批零件，甲加工了总数的(2/5)，比乙多加工了125只，乙丙加工数的比是3：2．这批零件共有多少只？
<gadget id="calculator">3 + 2</gadget>
<output>5</output>

<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">1 - (2/5)</gadget>
<output>3/5 = around 0.6</output>

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

<gadget id="calculator">(3/5) * (3/5)</gadget>
<output>9/25 = around 0.36</output>

<gadget id="calculator">(2/5) - (9/25)</gadget>
<output>1/25 = around 0.04</output>

<gadget id="calculator">125 / (1/25)</gadget>
<output>3_125</output>

<result>3_125</result>