SOLUTION: Katrina has scores of 82​, 74 and 75 after three tests. Her final exam counts as two test scores. What score must she make on her final to have an average of 70 or​ gre

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Question 1088231: Katrina has scores of 82​, 74 and 75 after three tests. Her final exam counts as two test scores. What score must she make on her final to have an average of 70 or​ greater?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
She should aim a little higher.
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%2882%2B74%2B75%2B2T%29%2F5%3E=70
231%2B2T%3E=350
2T%3E=119
T%3E=119%2F2