Mathematics, 03.11.2020 01:10 153536

In a school there are 35 student in class 2A and 40 in class 2B. The mean score for class 2A in an English examination is 60 and that of 2B in the same paper is 52.5. Find to one place of decimal the mean for the combined classes. (pls step by step solution.)

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In a school there are 35 student in class 2A and 40 in class 2B. The mean score for class 2A in an E...

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