Read the following table and answer questions.
Number of schools which have the same percentage of students scoring exactly 60% is
The number of students scoring more than 60% marks in school A = $$\frac{55}{100}\times800=440$$
Thus, students scoring exactly 60% marks in school A = $$800-440-320=40$$
Similarly, for other schools :
Now, in schools A, B and E, there are 5% of students scoring exactly 60% marks.
=> Ans - (C)