SOLUTION: [I have 55% in my animal science class and we're taking a final exam worth 20% of my grade. what must I get on the final to get 60% in the class?]

Question 925751: [I have 55% in my animal science class and we're taking a final exam worth 20% of my grade. what must I get on the final to get 60% in the class?]
Found 2 solutions by ewatrrr, TimothyLamb:
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!
.80*55 + .20x =60
x = (60 - 44)/.20
x = 16/.20
x = 80
Need an 80 on final to get to a 60% overall
Answer by TimothyLamb(4379) (Show Source): You can put this solution on YOUR website!
55*(1 - 0.20) + 0.20x = 60*(1.00)
55*(0.80) + 0.20x = 60
0.20x = 60 - 55*(0.80)
x = (60 - 55*(0.80))/0.20
x = 80
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answer:
get 80% on final exam
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