In the machine repair workshop of a certain factory, after technological innovation, it only takes 18 minutes to process a part, which is 40% shorter than before. How many points does it take to process a part?
某厂的机修车间，技术革新后加工一个零件只需18分，比原来缩短了40%．原来加工一个零件需要多少分？
<gadget id="calculator">40 / 100</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">1 - (2/5)</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">18 / (3/5)</gadget>
<output>30</output>

<result>30</result>