If you buy 3,000 kilograms of apples at a purchase price of 1.2 yuan and sell them at a profit of 15%, how much is the total profit after deducting the shipping fee of 100 yuan?
如果以1.2元的进价买进3000千克苹果，以15%的利润销售，除去运费100元，共得利润多少元？
<gadget id="calculator">15 / 100</gadget>
<output>3/20 = around 0.15</output>

<gadget id="calculator">1.2 * 3_000 * (3/20)</gadget>
<output>540</output>

<gadget id="calculator">540 - 100</gadget>
<output>440</output>

<result>440</result>