could i get help with how to do part c please? thank you

40 Number of homes sold 38 36 20 4 7 =300 Selling Price (Thousands S$) 30 Number of homes sold 25 26 20 20 15 16 10 12 13 7 4 7 O =300 Selling Price (Thousands S$) (a) Describe the type of statistical charts used above, and explain why the two charts look differently. Interpret the selling price information shown in the two charts. (6 marks) ( b ) Identify the number of homes that were sold for less than S$200,000. (4 marks) (c) Estimate the percentage of homes that were sold for more than S$220,000.