Question

calculate the average marks of the students of direct method.marks 0-5 , 5-10 ,10-15 ,15-20 , 20-25 .no of students 2 ,8,10,4​

Answer 1

Answer:

7+2+2+2+2+2+2+3+3+4+5+6+6+4+4+3+3+5+3++35++4+3+53+4+4+3++5+3+4++45++3++5+3-5-43+5-+3+54+-4-4+4-4+4+5;+4+4+4-4++4+4+45++_++4+4+4+4+3+3+4++3+4+4+4+4;+4+4;4+4+$3=000009.111111