SOLUTION: If a students 18week grade is 62 and they make an 86 on their final which counts 20% then what is their final average?

Question 1012578: If a students 18week grade is 62 and they make an 86 on their final which counts 20% then what is their final average?
Found 2 solutions by psbhowmick, fractalier:
Answer by psbhowmick(878) (Show Source): You can put this solution on YOUR website!
Final Average: 62x0.8 + 86x0.2 = 66.8%
Answer by fractalier(6550) (Show Source): You can put this solution on YOUR website!
If we assume that the 18-week grade of 62 represents 80% of their total grade, then we can find the overall average like this:
(.80)(62) + (.20)(86) = 66.8
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