A commodity, the purchase price is 180 yuan each. If the price is increased by 50% first and then sold at 80% of the price after the increase, how much profit will be made for each such product?
一件商品，进价每件180元．若先加价50%后再按加价后价格的80%出售，则每件这样的商品盈利多少元？
<gadget id="calculator">50 / 100</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">1 + (1/2)</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">80 / 100</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">180 * (3/2) * (4/5)</gadget>
<output>216</output>

<gadget id="calculator">216 - 180</gadget>
<output>36</output>

<result>36</result>