The purchase price of each TV set in a shopping mall is 1800 yuan, and the price is increased by 20%. What is the price of each TV set?
商场里每台电视机的进价是1800元，加价两成出售，每台电视机的售价定为多少元．
<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">1_800 * (6/5)</gadget>
<output>2_160</output>

<result>2_160</result>