Hey there

No, This is the average marks which are required eligibility to take admission into a particular college or university. It is calculated by adding all the marks of all subjects you got In 10+2 class level board examination. And then dividing the sum by total no. Of subjects

For example: you got marks in 5 subjects are. For getting average marks add all the numbers

60+55+75+90+56= 336

Now divide the sum by total no. Of Subjects

336/5= 67.2%

Now it means the average marks are more than 45%. In this way you become eligible for taking admission in the college.