A workshop processes a batch of parts. On the first day, (7/20) of the total is processed, and on the second day, (5/8) of the total is processed. The second day processes 33 more parts than the first day. This batch of parts has a total of how many?
某车间加工一批零件，第一天加工了总数的(7/20)，第二天加工了总数的(5/8)，第二天比第一天多加工了33个，这批零件共有多少个？
<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>

<gadget id="calculator">7 / 20</gadget>
<output>7/20 = around 0.35</output>

<gadget id="calculator">(5/8) - (7/20)</gadget>
<output>11/40 = around 0.275</output>

<gadget id="calculator">33 / (11/40)</gadget>
<output>120</output>

<result>120</result>