SOLUTION: the average mark scored by students in a class is 65. the average mark of girls is 80. average mark of boys is 60. Find the percentage of boys in that class.
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Question 888914: the average mark scored by students in a class is 65. the average mark of girls is 80. average mark of boys is 60. Find the percentage of boys in that class.
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
75% are boys, 25% are girls.
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