A school has 5 divisions in a class IX having 60, 50, 55, 62 and 58 students. The mean marks obtained in a History
test were 56, 64, 72, 63 and 50. Determine the overall average of the marks per students.
(a) 56.8
(b) 58.2
(c) 62.4
(d) 60.8
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Ch : Averages
Real Answer : 60.8
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