SOLUTION: If my math final is worth 10% of my grade and I have a 90 in the class, what do I need to get on the test to maintain an A in the class?

SOLUTION: If my math final is worth 10% of my grade and I have a 90 in the class, what do I need to get on the test to maintain an A in the class?

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Question 822931: If my math final is worth 10% of my grade and I have a 90 in the class, what do I need to get on the test to maintain an A in the class?
Answer by tommyt3rd(5050) (Show Source): You can put this solution on YOUR website!
0.1*x+0.9*90 > 90
0.1*x > 90-81
x > 90
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