A bicycle factory plans to produce 36,000 baby carriages in the first half of the year, and has already produced (2/5). How many cars will be produced to complete the plan?
某自行车厂上半年计划生产童车36000辆，已经生产了(2/5)．还要生产多少辆才能完成计划？
<gadget id="calculator">2 / 5</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">36_000 * (3/5)</gadget>
<output>21_600</output>

<result>21_600</result>