SOLUTION: A student wrote three papers in the mathematics examination.Her marks for two papers were 77 and 72 respectively.To obtain grade A,an average of not less than 75 is required for th
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Question 1036103: A student wrote three papers in the mathematics examination.Her marks for two papers were 77 and 72 respectively.To obtain grade A,an average of not less than 75 is required for the three papers.How many marks must she get in the third paper to get a grade A.
Answer by jorel555(1290) (Show Source): You can put this solution on YOUR website!
75 for three papers=75*3=225 total points
225-77-72=76 needed on the third paper to average 75 for all three!!!!!!!!!
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