Problema Solution
You need over an average of 80 on your 2 tests to get a B in a class. You got a 75 on your first test. What do you need on your second test to have an average over 80? Remember, to find an average you add the scores and divide by the number of scores
Answer provided by our tutors
Let 'x' represent score on the second test.
(75 + x)/2 > 80
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click here to see the inequality solved for x
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x > 85
To have the average over 80, the score on the second test should be over 85.