SOLUTION: I have a 67% average right now. My exam tomorrow counts for 40% of my final grade. what do i have to get on the exam in order to get my final grade to 70%
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Question 830165: I have a 67% average right now. My exam tomorrow counts for 40% of my final grade. what do i have to get on the exam in order to get my final grade to 70% Answer by TimothyLamb(4379) (Show Source):
You can put this solution on YOUR website! ---
x = final exam grade
0.6*67 + 0.4x = 70
0.4x = 70 - 0.6*67
x = (70 - 0.6*67)/0.4
x = 74.5
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answer:
must get 74.5% on the final exam
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