1.   A fixed number of tickets will be on sale the day of the show.

2.   But a brain with a fixed number of cells almost certainly works better than one whose cells are constantly dividing.

3.   Each contestant took a fixed number of dross leads from a box.

4.   Often, there is no fixed number of children per node.

5.   Perhaps it might make more sense to restrict people to a fixed number of pets.

6.   They issue a fixed number of shares that trade publicly.

7.   Other assets, such as government bonds -- i.e. loans to government for a fixed number of years -- are somewhere in the middle.

8.   F Format Numbers are printed with a fixed number of decimal places.

9.   A closed question is one with a fixed number of alternative replies.