A shopping mall buys two commodities, A and B, and pays RMB 27,000 in total according to the cost. The cost ratio of commodity A and commodity B is 4:5. Commodity A is priced at a profit of 20%, and commodity B is priced at a profit of 15%. Later, when they were sold, they were sold at 90% of the price. How much profit did the store make from selling these two items?
某商场进了甲、乙两件商品，按成本共付人民币27000元，甲商品与乙商品的成本比是4：5，甲商品按20%的利润定价，乙商品按15%的利润定价，后来销售时，均按定价的90%出售，商场卖出这两件商品共获利润多少元？
<gadget id="calculator">4 + 5</gadget>
<output>9</output>

<gadget id="calculator">27_000 / 9</gadget>
<output>3_000</output>

<gadget id="calculator">3_000 * 4</gadget>
<output>12_000</output>

<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 + (1/5)</gadget>
<output>6/5 = around 1.2</output>

<gadget id="calculator">90 / 100</gadget>
<output>9/10 = around 0.9</output>

<gadget id="calculator">12_000 * (6/5) * (9/10)</gadget>
<output>12_960</output>

<gadget id="calculator">27_000 - 12_000</gadget>
<output>15_000</output>

<gadget id="calculator">15 / 100</gadget>
<output>3/20 = around 0.15</output>

<gadget id="calculator">1 + (3/20)</gadget>
<output>23/20 = around 1.15</output>

<gadget id="calculator">15_000 * (23/20) * (9/10)</gadget>
<output>15_525</output>

<gadget id="calculator">15_525 - 27_000</gadget>
<output>-11_475</output>

<gadget id="calculator">12_960 + (-11_475)</gadget>
<output>1_485</output>

<result>1_485</result>