Master Zhao processes a batch of parts. He originally planned to process 48 parts per day, and the task can be completed in 25 days. In fact, he can only complete the original plan (5/8) per day. How many days will it take to process this batch of parts?
赵师傅加工一批零件，原计划每天加工48个，25天可以完成任务，实际每天只能完成原计划的(5/8)，这批零件要加工多少天才能完成？
<gadget id="calculator">48 * 25</gadget>
<output>1_200</output>

<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>

<gadget id="calculator">48 * (5/8)</gadget>
<output>30</output>

<gadget id="calculator">1_200 / 30</gadget>
<output>40</output>

<result>40</result>