Our school selects 4 students and 2 teachers to play table tennis singles. If each student and each teacher play 1 round, how many rounds will they play in total?
我校选了4个学生和2位老师进行乒乓球单打比赛，如果每个学生和每个老师都打1局，一共要打多少局？
<gadget id="calculator">4 * 2</gadget>
<output>8</output>

<result>8</result>