The system was based on similar systems in the past.

But she said moving to a system based on 24 hours instead of 18 was sound.

The social system of the West is based on the democratic principle.

This system is based upon the individual choices of a student.

Early sound based systems were used primarily for large weapons.

This extended system is based on the number of seven.

Our entire legal system is based upon the courts' being able to find the truth.

Tin based systems are not the only ones used, although the most popular.

The system is based on three exams for each subject.

The system would be independent and based on the 'facts' within the paper itself.