SOLUTION: George aims to score an average of at least 78 marks in all his three science tests. He sat for two tests and scored 71 and 65 marks respectively. What is the minimum mark he must
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Question 1119084: George aims to score an average of at least 78 marks in all his three science tests. He sat for two tests and scored 71 and 65 marks respectively. What is the minimum mark he must score to meet his target? Answer by josgarithmetic(39617) (Show Source):
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