Class A has 15 pupils and class B has 29 pupils.
Both classes sit the same maths test.
The m...
![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 18.03.2021 01:00, Kaylaonfleek0956
Class A has 15 pupils and class B has 29 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 2 DP) in the maths test for class B?
![answer](/tpl/images/cats/otvet.png)
Answers: 1
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