Holders of CDIs should use this form to give voting instructions on the resolutions as detailed below to CHESS Depositary Nominees Pty Limited to enable them to vote the underlying ordinary shares on your behalf.
| I/We |
| being a holder of CDIs of the company direct CHESS Depositary Nominees Pty Limited to vote for me in respect of all the CDIs held in my/our name at the annual general meeting of the company to be held at The Vineyard Hotel, Colinton Road, Newlands, Cape Town, South Africa, on Friday, 29 April 2005 at 11:00 and at any adjournment thereof. I direct CHESS Depositary Nominees Pty Limited to vote as follows: |
| Please indicate with an "X" in the appropriate spaces how votes are to be cast | For | Against | Abstain |
| Ordinary business | | | |
| 1. | Ordinary Resolution No. 1 | | | |
| | Adoption of financial statements | | | |
| 2. | Ordinary Resolution No. 2 | | | |
| | Re-election of director Mr CB Brayshaw | | | |
| 3. | Ordinary Resolution No. 3 | | | |
| | Re-election of director Mr AW Lea | | | |
| 4. | Ordinary Resolution No. 4 | | | |
| | Re-election of director Mr WA Nairn | | | |
| 5. | Ordinary Resolution No. 5 | | | |
| | Re-election of director Mr KH Williams | | | |
| 6. | Ordinary Resolution No. 6 | | | |
| | Election of director Dr SE Jonah | | | |
| 7. | Ordinary Resolution No. 7 | | | |
| | Election of director Mr SR Thompson | | | |
| 8. | Ordinary Resolution No. 8 | | | |
| | Election of director Mr PL Zim | | | |
| 9. | Ordinary Resolution No. 9 | | | |
| | Placement of unissued shares under the control of the directors | | | |
| 10. | Ordinary Resolution No. 10 | | | |
| | Authority to issue shares for cash | | | |
| Special business |
| 11. | Special Resolution No. 1 | | | |
| | Authority to acquire the company's own shares | | | |
| 12. | Ordinary Resolution No. 11 | | | |
| | Approval of Long-Term Incentive Plan | | | |
| 13. | Ordinary Resolution No. 12 | | | |
| | Approval of Bonus Share Plan | | | |
| Notes: |
| 1. | All the votes need not be exercised, neither need all votes be cast in the same way, but the total of the votes cast and in respect of which abstention is directed may not exceed the total of the votes exercisable. |
| 2. | Any alteration or correction made to this voting instruction form must be signed in full and not initialled by the signatory. |
| 3. | When there are joint holders of CDIs, any one holder may sign the Voting Instruction Form. |
| 4. | Documentary evidence establishing the authority of a person signing the Voting Instruction Form in the capacity as Power of Attorney must be attached, unless previously recorded by the share registrars. |
| 5. | Signature of this Voting Instruction Form on behalf of a company must be in accordance with that company's constitution and the signatory must state his/her office in the company concerned. |
| 6. | Completed CDI Voting Instruction Forms should be returned to Computershare Investor Services Pty Limited, Level 2, 45 St George's Terrace, Perth WA 6000 or GPO Box D182, Perth WA 6840 by no later than 11:00 Perth, Australia time on Monday, 25 April 2005. |