Aashritha scored 85, 90, 98, 78, 89, and 70 marks in six different subjects. The maximum mark in each subject is 100. Find her average score.

Akhil scored 62, 70, 56, 85, 77, and 70 marks in six different subjects. The maximum mark in each subject is 100. Find his average score.

Amit scored 50, 60, 45, 80, and 75 marks in five different subjects. The maximum mark in each subject is 100. Find his average percentage of marks.

The table given below shows the marks obtained by six students in 5 different subjects. Maximum marks for each subject is 100. What is the average of total marks obtained by all six students in subject R?

The table given below shows the marks obtained by six students in 5 different subjects. Maximum marks for each subject is 100. What is the aggregate percentage of marks obtained by student C in all the five subjects?