A set of sportswear costs 210 yuan, and the price of the pants is 75% of the price of the top. How much is the price of the top?
一套运动服售价210元，其中裤子价格是上衣价格的75%，上衣的价格是多少元？
<gadget id="calculator">75 / 100</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">1 + (3/4)</gadget>
<output>7/4 = around 1.75</output>

<gadget id="calculator">210 / (7/4)</gadget>
<output>120</output>

<result>120</result>