SOLUTION: Jacqui has grades of 80 and 82 on her first two algebra tests.If she wants an average of atleast 74, what possible scores can she make on her third test?
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Question 528259: Jacqui has grades of 80 and 82 on her first two algebra tests.If she wants an average of atleast 74, what possible scores can she make on her third test? Answer by nerdybill(7384) (Show Source):
You can put this solution on YOUR website! Jacqui has grades of 80 and 82 on her first two algebra tests.If she wants an average of atleast 74, what possible scores can she make on her third test?
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Let x = score on third test
then
(80+82+x)/3 >= 74
(80+82+x) >= 3*74
162+x >= 222
x >= 60
She has to have a score of 60 or above.
