Candidates answer directly on the computer system. 

No additional materials are required. 

Write your full name, email and phone number in the candidate information section.

Answer all the questions.

The number of marks is shown in brackets [ ].

The total number of marks for this paper is 100.  

Give non-exact numerical answers correct to 3 significant figures, or 1 decimal in the case of angles in degree unless a different level of accuracy is specified in the question.

You are reminded of the need for clear presentation in your answers.