There are 10 male and female students today. If 3 males and 2 females are selected to participate in the "Hua Cup", there are 120 different plans. How many male students should there be?
今有男、女共10名同学，如果从中选出3男2女参加"华杯赛"共有120种不同的方案，那么男生应该有多少人．
<result>6</result>