A garment factory plans to make 660 sets of school uniforms, and has been doing it for 5 days, with an average of 75 sets per day. The rest will be finished in 3 days, how many sets are to be done on average per day?
一个服装厂计划做660套校服，已经做了5天，平均每天做75套．剩下的要3天做完，平均每天要做多少套？
<gadget id="calculator">75 * 5</gadget>
<output>375</output>

<gadget id="calculator">660 - 375</gadget>
<output>285</output>

<gadget id="calculator">285 / 3</gadget>
<output>95</output>

<result>95</result>