Mathematics, 04.07.2021 21:30 queenbee2994
In a class, there are 20 boys and their total score in a test is 810 marks. If the average score of the girls is 37 and that of the whole class is 39, Calculate the; a)Number of students in the class b)Ratio of the total marks of girls to that of boys​
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In a class, there are 20 boys and their total score in a test is 810 marks. If the average score of...
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