workshop produces a batch of parts, if workshop A alone takes 10 days, and workshop B alone takes 15 days. Now the two workshops cooperate to complete the task, among which workshop A has made 324 parts, how many parts does workshop A make on average every day?
某车间生产一批零件，如果甲车间单独做需10天，乙车间单独做需15天．现两车间合作完成了任务，其中甲车间做了324个零件，求甲车间平均每天做多少个？
<gadget id="calculator">1 / 10</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">1 / 15</gadget>
<output>1/15 = around 0.066667</output>

<gadget id="calculator">(1/10) + (1/15)</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">1 / (1/6)</gadget>
<output>6</output>

<gadget id="calculator">324 / 6</gadget>
<output>54</output>

<result>54</result>