Lian got the following grade in 6 subjects – 84.9, 86.16, 83.5, 84.28, 80.72 and 85.6. Find the average of her grades for the grading period.
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2
Answer:
84.19333333333333
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0
Answer:
average = sum of grade/ total no.of grade
=84.9+86.16+83.5+84.28 80.72 85.6 / 6
= 505.16 / 6
= 82.19
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