A store sells a shirt. It used to be 80 yuan per piece, with a profit of 60%. In order to recover funds as soon as possible, the price is now reduced to 65 yuan per piece. How much profit can each piece make now?
商店卖一种衬衫，原来每件80元，盈利60%，为了尽快回收资金，现在每件降价到65元，现在每件还能盈利多少元？
<gadget id="calculator">60 / 100</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">1 + (3/5)</gadget>
<output>8/5 = around 1.6</output>

<gadget id="calculator">80 / (8/5)</gadget>
<output>50</output>

<gadget id="calculator">65 - 50</gadget>
<output>15</output>

<result>15</result>