When the autumn season changes, my mother bought me a pair of sandals at a special price. It cost 130 yuan, which is cheaper than the price (7/20). How much is the price of this pair of sandals?
秋天换季时妈妈给我买了一双特价的凉鞋，花去了130元，比标价便宜了(7/20)，这双凉鞋的标价是多少元？
<gadget id="calculator">7 / 20</gadget>
<output>7/20 = around 0.35</output>

<gadget id="calculator">1 - (7/20)</gadget>
<output>13/20 = around 0.65</output>

<gadget id="calculator">130 / (13/20)</gadget>
<output>200</output>

<result>200</result>