The sales volume of a certain group was 1.1 billion yuan last year, and it is expected to increase by 15% this year. How many billion yuan will the sales volume reach this year?
某集团去年销售额是11亿元，今年预计增长15%，今年的销售额将达到多少亿元
<gadget id="calculator">15 / 100</gadget>
<output>3/20 = around 0.15</output>

<gadget id="calculator">1 + (3/20)</gadget>
<output>23/20 = around 1.15</output>

<gadget id="calculator">11 * (23/20)</gadget>
<output>253/20 = around 12.65</output>

<result>253/20 = around 12.65</result>