Master Wang and Master Zhang process the same batch of parts, Master Wang processes 175 parts per hour, and Master Zhang processes 125 parts per hour. Two people work together for 15 hours, how many parts are processed in total?
王师傅和张师傅加工同一批零件，王师傅每小时加工175个，张师傅每小时加工125个．两人一同工作15小时，一共加工多少个零件？
<gadget id="calculator">400 * 15</gadget>
<output>6_000</output>

<result>6_000</result>