Economy, asked by shalinishal2004, 2 months ago

calculate average marks of the following students using mark(x)0-10 10-20 20-30 30-40 40-50 50- 60 60-70 no of students (f)5 12 15 25 8 3 2

Answers

Answered by kaminigarg8410044

0

Answer:

66666666666666666666666666666666666

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