certain product is sold at a 40% discount, which is 120 yuan cheaper than the original price. How much is the original price of this product?
某种商品打六折出售，比原来便宜120元，这件商品原价多少元？
<gadget id="calculator">60 / 100</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">1 - (3/5)</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">120 / (2/5)</gadget>
<output>300</output>

<result>300</result>