Please just do half of the total number of questions of the attached Past Examin

Please just do half of the total number of questions of the attached Past Examination Questions!!But must cover all the different topics within !!Provide a step-by-step solutions clearly in either hand-written form or typed up form.
21 JAN 2010
21 JAN 2010
21 JAN 2010
21 JAN 2010
21 JAN 2010
21 JAN 2010
21 JAN 2010
11 JAN 2011
11 JAN 2011
11 JAN 2011
11 JAN 2011
11 JAN 2011
11 JAN 2011
11 JAN 2011
11 JAN 2011
10 JAN 2012
10 JAN 2012
10 JAN 2012
10 JAN 2012
10 JAN 2012
10 JAN 2012
10 JAN 2012
10 JAN 2012
10 JAN 2012
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