Xiao Ming bought a language repeater for 140 yuan. When he bought it, he got a 30% discount. What is the original price of this language repeater?
小明用140元买了一台语言复读机，买的时候，就是打了七折，这台语言复读机原价是多少元．
<gadget id="calculator">70 / 100</gadget>
<output>7/10 = around 0.7</output>

<gadget id="calculator">140 / (7/10)</gadget>
<output>200</output>

<result>200</result>