The youth band has 18 female students and 25 male students. The number of chorus is three times that of the band, how many people are there in the chorus?
少年乐队有女同学18人，男同学25人．合唱队的人数是乐队的3倍，合唱队有多少人？
<gadget id="calculator">18 + 25</gadget>
<output>43</output>

<gadget id="calculator">43 * 3</gadget>
<output>129</output>

<result>129</result>