World of Education Global Organization
Q | ID - 1dc3b3cff1-sec2

The mean of marks secured by 65 students in division A of class X is 54, 30 students of division B is 50 and that of 55 students of division C is 48. Find the mean of marks of the students of three divisions of Class X


2 years ago | 08/03/2019 16:00:18 | gknowledge

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