A TV set is sold for 3,200 yuan after a 20% discount. How much is the original price of the TV set?
1台电视机打八折后售3200元，电视机的原价是多少钱？
<gadget id="calculator">80 / 100</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">3_200 / (4/5)</gadget>
<output>4_000</output>

<result>4_000</result>