SOLUTION: the mean score on a set of 20 tests is 70 what is the sum of all test

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Question 768698: the mean score on a set of 20 tests is 70 what is the sum of all test
Answer by oscargut(2103)   (Show Source): You can put this solution on YOUR website!
answer : 20*70 = 1400
You can ask me more at: mthman@gmail.com
Thanks

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