The back to back steam and leaf plot below shows exams scores from two different math classes. What is the mode and mean for class A and the range and median for class B? Class A Class B 1 2 5 6 7 8 4 1 2 2 3 4 9 5 9 1 1 4 8 6 2 4 9 1 7 1 5 7 8 8 2 5 8 0 3 4 4 6 6 7 0 9 2 2 5