A factory plans to produce 17,500 parts, and produced 6,250 in the first 5 days. According to this calculation, how many days will it take to complete the rest? (Answer with proportional knowledge)
某厂计划生产17500个零件，头5天生产了6250个，照这样计算，余下的还要几天可以完成？(用比例知识解答)
<gadget id="calculator">17_500 - 6_250</gadget>
<output>11_250</output>

<gadget id="calculator">6_250 / 5</gadget>
<output>1_250</output>

<gadget id="calculator">11_250 / 1_250</gadget>
<output>9</output>

<result>9</result>