SOLUTION: Class of 20 students merged with class of 20 students. The average mark at a test in the first class is 60, and in the second class, 50. What is the average mark in the merged clas
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Question 868413: Class of 20 students merged with class of 20 students. The average mark at a test in the first class is 60, and in the second class, 50. What is the average mark in the merged class?
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!
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