The bar graph shows the number of students present in a class on four days. The average number of students present on Monday, Tuesday and Wednesday is:

Correct option is D

Given: ​

Number of Student present on monday = 25

Number of Student present on tuesday = 30

Number of Student present on wednesday = 20 

Solution: ​

Total number of students = 25 + 30 + 20 = 75

Average = $$\frac{75}{3} = 25$$ ​