Examples of Math Problems: 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?

Thursday, April 3, 2014

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?

0.1*x+0.9*90 > 90
0.1*x > 90-81
x > 90

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