Question

Q5. The average marks of 39 students in the class was 70. If 40th student scores 80 marks then what will be the average score of all 40 students? (3) ​

Answer 1

Question :

The average marks of 39 students in the class was 70. If 40th student scores 80 marks then what will be the average score of all 40 students?

To Find :

The average score of all 40 students

Solution :

Average marks of 40 students = 80

Average marks of each student = 80/40 → 2

So average marks of each student is 2