A store sells the instrument at a 10% discount and still makes a profit of 20%. If the purchase price of the instrument is 19,800 yuan, what is the price tag?
某商店把仪器9折出售仍获利两成，若该仪器进货价为19800元，则其标价为多少元．
<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">19_800 * (6/5)</gadget>
<output>23_760</output>

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

<gadget id="calculator">23_760 / (9/10)</gadget>
<output>26_400</output>

<result>26_400</result>