The First Five Are Compulsory
Difficulty: Easy · Topics: Discrete Mathematics, Combinations
In a 12-question exam, 8 questions must be answered, and the first five are compulsory.
In how many different ways can a student choose the questions?
Difficulty: Easy · Topics: Discrete Mathematics, Combinations
In a 12-question exam, 8 questions must be answered, and the first five are compulsory.
In how many different ways can a student choose the questions?