gaokao 2018 Q15

gaokao · China · national-I-science 5 marks Combinations & Selection Selection with Group/Category Constraints
From 2 female students and 4 male students, select 3 people to participate in a science and technology competition, with at least 1 female student selected. The total number of different selection methods is $\_\_\_\_$ (Answer with numerals)
From 2 female students and 4 male students, select 3 people to participate in a science and technology competition, with at least 1 female student selected. The total number of different selection methods is $\_\_\_\_$ (Answer with numerals)