There are 30 boys in the dance interest group of the Children's Palace, and the number of girls is four times the number of boys, which is 15 more. How many people are there in the dance interest group?
少年宫舞蹈兴趣小组有30个男生，女生的人数是男生人数的4倍还多15人，舞蹈兴趣小组共有多少人？
<gadget id="calculator">30 * 4</gadget>
<output>120</output>

<gadget id="calculator">120 + 15 + 30</gadget>
<output>165</output>

<result>165</result>