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Agnes scored 82 on her first test, 69 on her second test, and 84 on her third test. Suppose Agnes has one more test in the semester and what’s to finish with a mean im score of 80

What score does she need on her last test to finish with a mean score of 80?

Agnes scored 82 on her first test 69 on her second test and 84 on her third test Suppose Agnes has one more test in the semester and whats to finish with a mean class=