The current price of a commodity is equivalent to (6/7) of the original price. If the current price is 120 yuan, what is the original price of this commodity?
一种商品现在的价格相当于原价的(6/7)，如果现价是120元，这件商品原价是多少元．
<gadget id="calculator">6 / 7</gadget>
<output>6/7 = around 0.857143</output>

<gadget id="calculator">120 / (6/7)</gadget>
<output>140</output>

<result>140</result>