Comprehension Passage

Directions: Read the following information carefully and answer the questions based on it.

The given table shows the number of students, who scored below 60% marks, below 80% marks and more than 80% marks from different schools.

Name of School	Number of Students securing below or equal 60% marks	Number of Students securing below 80% marks	Number of Students securing 80% or more marks
Lohit	200	230	40
Ganga	220	260	55
Godavari	300	380	20
Krishna	280	300	35
Kaveri	240	320	10

How many students scored more than 60% marks but less than 80% marks in all school together?

300

350

280

250

None of these