Mathematics and Mathematical Literacy - Thutong

Mathematical Literacy (NCS)/Grade 12/P2 75 ExemplarQUESTION 2The graph below compares the effective income tax rate applicable to South Africansfrom the 2005 to 2008 tax years.Effective income tax rates 2005 to 2008 (South Africa)Effective tax rate40%35%30%25%20%15%10%20052006200720085%0%R0R50 000R100 000R150 000R200 000R250 000R300 000R350 000R400 000R450 000R500 000R550 000R600 000R650 000R700 000R750 000R800 000R850 000R900 000R950 000R1 000 000Annual income2.1 What was the effective tax rate paid by a person earning R150 000 in each of theyears 2005; 2006; 2007 and 2008? (4)2.2 How much would a person have to earn to pay an effective tax rate of 25% ineach of the years 2005; 2006; 2007 and 2008? (4)2.3 How much would a person earning R100 000 in 2008 have paid in income tax? (2)2.4 Describe the trend in effective income tax rate over the period 2005 to 2008 –motivate your answer. (4)[14]Copyright reservedPlease turn over