5.1. The data shown below represents the Grade 11 Mathematical Literacy test percentages marks for 19 learners. 45 17 4 18 47 12 39 32 54 17 25 39 31 64 17 50 62 Study the information above and answer the questions that follow a) Arrange the values in ascending order. b) Calculate the average mean of this Grade 11 class c) Refer to the data shown above and determine the median. d) Determine the mode of the data represented above. e) Show by calculation that the range is 50% 5.2. The table below shows the shoe sizes of a Grade 11 Mathematical Literacy class Shoe Size 6 Frequency 3 12 22 13 3 2 Use the above information to answer the questions that follow a) Determine the number of learners in the class b) Write down the modal shoe size for this class.​