The following table represents the annual income (after tax) of an investment: Years After-tax income R 1 200 000 2 500 000 3 300 000 4 400 000 5 700 000 6 300 000 If the average rate of return is 8,421%, then the original investment (rounded off to the nearest R1 000) was [1] R2 400 000. [2] R4 750 000. [3] R40 000. [4] R1 497 000. [5] none of the above.

The following table represents the annual income (after tax) of an investment:
Years After-tax income
R
1 200 000
2 500 000
3 300 000
4 400 000
5 700 000
6 300 000
If the average rate of return is 8,421%, then the original investment (rounded off to the nearest R1 000) was
[1] R2 400 000.
[2] R4 750 000.
[3] R40 000.
[4] R1 497 000.
[5] none of the above.