The bar graph shows the number of students who passed and failed in different classes in a school. If the total number of students in each class is 100, find the percentage of students who passed the exam.
1
25%
2
65%
3
60%
4
55%
The bar graph shows the number of students who passed and failed in different classes in a school. If the total number of students in each class is 100, find the percentage of students who passed the exam.