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Marks secured by 42 students in Economics are: Marks 15 20 22 23 27 35 18 Number of Students 8 4 7 3 8 7 5 Find average marks.

Answer» Marks secured by 42 students in Economics are:























Marks 15 20 22 23 27 35 18
Number of Students 8 4 7 3 8 7 5

Find average marks.


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