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A group of students is asked if they travel to school by car. Here are the results. b) 16 of these students travel by car. Some of these travel in the same car. Fill the missing frequency in the table. c) Work out the mean number of students in each car. Students travelling by car 16 a) What percentage of these students do not travel to school by car? Optional working Answer: 1 Students not travelling by car 2 9 No of students Number of cars in one car 3 2 % 2​