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Mathematics, 04.01.2021 20:20 babygirlqueen5588

Class A has 8 pupils and class B has 10 pupils. Both classes sit the same maths test.
The mean score for class A is 55.
The mean score for both classes is 76.
What is the mean score (rounded to 1 DP) in the maths test for class B?

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Class A has 8 pupils and class B has 10 pupils. Both classes sit the same maths test.
The me...

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