During the National Day holiday, the supermarket achieved a total sales of 352 million yuan in the first 3 days, and an average of 185 million yuan per day in the last 4 days. During the National Day holiday, how much is the average daily sales of the supermarket?
在国庆长假里，超市前3天共完成销售额3.52亿元，后4天平均每天完成销售额1.85亿元｡国庆长假间，超市平均每天的销售额是多少亿元？
<gadget id="calculator">1.85 * 4</gadget>
<output>7.4</output>

<gadget id="calculator">3.52 + 7.4</gadget>
<output>10.92</output>

<gadget id="calculator">3 + 4</gadget>
<output>7</output>

<gadget id="calculator">10.92 / 7</gadget>
<output>1.56</output>

<result>1.56</result>