The stock market has been trending well recently. The Shanghai Composite Index broke through 5,000 points. Stock A opened at 2.5 yuan per share on Tuesday morning, and closed at 2.7 yuan per share at the close in the afternoon. How many percent has each share risen? When the market closed on Wednesday, it was 10% higher than on Tuesday. How much was the closing price on Wednesday?
近期股市走势良好，大盘上证指数突破5000点，本周星期二上午开盘时股票a每股2.5元，下午收盘时每股2.7元，每股上涨了百分之几？星期三收盘时又比星期二上涨了10%，星期三收盘价是多少元？
<gadget id="calculator">10 / 100</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">1 + (1/10)</gadget>
<output>11/10 = around 1.1</output>

<gadget id="calculator">2.7 * (11/10)</gadget>
<output>2.97</output>

<result>2.97</result>