Xiaoming collected 30 stamps, Xiaojun collected 27 stamps, and Xiaoli collected twice the total number of stamps of Xiaoming and Xiaojun. How many stamps did Xiaoli collect?
小明集了30张邮票，小军集了27张邮票，小利集的是小明和小军邮票总张数的2倍，小利集了多少邮票？
<gadget id="calculator">30 + 27</gadget>
<output>57</output>

<gadget id="calculator">57 * 2</gadget>
<output>114</output>

<result>114</result>