The price of a product is 7.2 yuan, and the profit is 20%. If the profit is to be increased to 25%, how much is the price?
某商品售价7.2元，利润为20%，若要将利润提高到25%，则售价多少元．
<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 + (1/5)</gadget>
<output>6/5 = around 1.2</output>

<gadget id="calculator">7.2 / (6/5)</gadget>
<output>6</output>

<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 + (1/4)</gadget>
<output>5/4 = around 1.25</output>

<gadget id="calculator">6 * (5/4)</gadget>
<output>15/2 = around 7.5</output>

<result>15/2 = around 7.5</result>