A schedule with one event omitted

A schedule with one event omitted

4 marks
TGM Original
Eight different performances are available. A programme has seven ordered slots, with no performance used twice. A student says there are 8! programmes. Is the student correct? Justify your answer.

Solution:

Solution locked

680+ questions here come with free worked solutions. A free account saves your questions and progress; this one needs tuition enrolment.

Create a free account to practise similar questions.

Answer:Correct: \({}^8P_7=8!=40320\).

Need help? Join our JC Math tuition classes.

Learn more