A pair of trousers is 75 yuan, which is (2/3) the price of a jacket. How much is a shirt?
一条裤子75元，是一件上衣价格的(2/3)．一件上衣多少钱？
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">75 / (2/3)</gadget>
<output>225/2 = around 112.5</output>

<result>225/2 = around 112.5</result>