1.   It is impossible to determine exact numbers and these estimates do not allow for the many hangers-on.

2.   The amount of available water determines the number of houses that can be built.

3.   The size and type of structure and the rate of completion determine the number of other site visits they must make.

4.   These cards come equipped with their own VideoRAM memory which determines the number of colour the monitor can display at certain resolutions.

5.   Your computer should determine the number of spaces between paragraphs and the width of your Margins.

6.   Determine the number of trains required to maintain a service between Glasgow and Edinburgh, based on the current timetable.

7.   To determine the number of times any message may be printed before automatic deletion.

8.   There is no simple procedure to determine the number of blocks which may be used by the media item.

9.   The numbers are determined by dividing the transgene signal by the endogenous signal, to obtain the number of transgenes integrated per genome.