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Mathematics, 08.12.2020 01:00 shiny9362
Class A has 12 pupils and class B has 25 pupils. Both classes sit the same maths test. The mean score for class A is 80. The mean score for both classes is 74. What is the mean score (rounded to 2 DP) in the maths test for class B?
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Class A has 12 pupils and class B has 25 pupils. Both classes sit the same maths test. The mean scor...
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