SOLUTION: Paula needs to have an average of 90 to keep her rank in the roll. If she scored 86, 92, 89, and 88 on four tests, what should be her score on the next test?

Algebra ->  Average -> SOLUTION: Paula needs to have an average of 90 to keep her rank in the roll. If she scored 86, 92, 89, and 88 on four tests, what should be her score on the next test?       Log On


   



Question 1087620: Paula needs to have an average of 90 to keep her rank in the roll. If she scored 86, 92, 89, and 88 on four tests, what should be her score on the next test?
Answer by jorel1380(3719) About Me  (Show Source):
You can put this solution on YOUR website!
86+92+89+88=355
90x5=450
450-355=?
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