A, B, and C cooperate to complete a batch of parts. When completing the task, the number of parts completed by A is half of the number of parts by B and C, and the number of parts completed by B is (1/3) of the number of parts by A and C. It is known that A made 30 more parts than B, how many parts are there in total?
甲乙丙三人合作完成一批零件．完成任务时甲完成的零件个数是乙丙两人零件数的一半，乙完成的零件个数是甲丙两人零件数的(1/3)．已知甲比乙多做了30个，这批零件共有多少个？
<gadget id="calculator">2 + 1</gadget>
<output>3</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">3 + 1</gadget>
<output>4</output>

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">(1/3) - (1/4)</gadget>
<output>1/12 = around 0.083333</output>

<gadget id="calculator">30 / (1/12)</gadget>
<output>360</output>

<result>360</result>