An air conditioner is priced at 2,700 yuan, and the price is reduced by 20% due to seasonal changes, so that each unit still makes a profit of 25%. How much profit per unit?
一台空调标价2700元，由于季节转换降价20%出售，这样每台仍获利25%．每台获利多少元？
<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 - (1/5)</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 + (1/4)</gadget>
<output>5/4 = around 1.25</output>

<gadget id="calculator">(4/5) / (5/4)</gadget>
<output>16/25 = around 0.64</output>

<gadget id="calculator">2_700 * (16/25)</gadget>
<output>1_728</output>

<gadget id="calculator">1_728 * (1/4)</gadget>
<output>432</output>

<result>432</result>