To produce a batch of parts, if 200 parts are produced per hour, it can be completed in 60 hours. Due to technological transformation, now 100 more parts are produced per hour than before. How many hours will it take to complete this batch of production tasks now?
生产一批零件，若每小时生产200个，60小时可完成，由于进行了技术改造，现在每小时比原来多生产100个，现在完成这批生产任务要多少小时？
<gadget id="calculator">200 + 100</gadget>
<output>300</output>

<gadget id="calculator">60 / 300</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">200 * (1/5)</gadget>
<output>40</output>

<result>40</result>