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Mathematics, 05.03.2021 03:40 arunamvr
Class A has 21 pupils and class B has 16 pupils. Both classes sit the same maths test. The mean score for class A is 47. The mean score for both classes is 49. What is the mean score (rounded to 2 DP) in the maths test for class B?
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Class A has 21 pupils and class B has 16 pupils. Both classes sit the same maths test. The mean scor...
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