The furniture city bought a batch of high-end furniture, priced each set of furniture with a 40% discount on the purchase price, and then sold it at a discount of 20% off the price, and each set sent a handling fee of 280 yuan, so that each set of furniture could get 800 yuan. How much is the purchase price of this batch of furniture?
家具城购进一批高档家具，将每套家具进价加40%定价，然后按定价打八折出售，并且每套送搬运费280元，这样每套家具可获取800元．这批家具每套进价多少元？
<gadget id="calculator">800 + 280</gadget>
<output>1_080</output>

<gadget id="calculator">40 / 100</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">1 + (2/5)</gadget>
<output>7/5 = around 1.4</output>

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

<gadget id="calculator">(7/5) * (4/5)</gadget>
<output>28/25 = around 1.12</output>

<gadget id="calculator">(28/25) - 1</gadget>
<output>3/25 = around 0.12</output>

<gadget id="calculator">1_080 / (3/25)</gadget>
<output>9_000</output>

<result>9_000</result>