Two reserved ends

Two reserved ends

3 marks
TGM Original
Seven different photographs are displayed in a row. The oldest and newest photograph must occupy the two ends, in either order. Find the number of displays.

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:\(240\)

Need help? Join our JC Math tuition classes.

Learn more