All the students in a class take the computer grade test, among them (2/7) students get excellent certificates, and the remaining 25 students get qualified certificates, how many students are there in this class?
某班全体同学参加计算机等级考试，其中(2/7)的学生取得优秀证书，其余25名同学都取得合格证书，问该班共有学生多少名？
<gadget id="calculator">2 / 7</gadget>
<output>2/7 = around 0.285714</output>

<gadget id="calculator">1 - (2/7)</gadget>
<output>5/7 = around 0.714286</output>

<gadget id="calculator">25 / (5/7)</gadget>
<output>35</output>

<result>35</result>