In the second week of February this year, the price of cucumbers increased by 10% compared to the first week, and in the third week compared to the second week, the price increased by 5%.
今年二月份的第二周黄瓜的价格比第一周涨价10%，第三周比第二周涨价5%，两周共涨价百分之几？
<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">5 / 100</gadget>
<output>1/20 = around 0.05</output>

<gadget id="calculator">1 + (1/20)</gadget>
<output>21/20 = around 1.05</output>

<gadget id="calculator">1 * (11/10) * (21/20)</gadget>
<output>231/200 = around 1.155</output>

<gadget id="calculator">(231/200) - 1</gadget>
<output>31/200 = around 0.155</output>

<result>31/200 = around 0.155</result>