There are 48 students in Class 6 and 2, and the number of boys accounts for the total number (9/16). If there are 25 students in this class to participate in the summer camp, what is the minimum number of boys?
六2班共有学生48人，男生人数占总人数的(9/16)，如果此班有25人参加夏令营，其中最少有多少名男生参加．
<gadget id="calculator">9 / 16</gadget>
<output>9/16 = around 0.5625</output>

<gadget id="calculator">48 * (9/16)</gadget>
<output>27</output>

<gadget id="calculator">48 - 27</gadget>
<output>21</output>

<gadget id="calculator">25 - 21</gadget>
<output>4</output>

<result>4</result>