Answer:
Y=x^2-2x-8
Step-by-step explanation:
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I think it may be 1,680B but I'm not too sure...
X equals weight of permit fish
x + 10X = 132
11x = 132
x= 12
permit fish= 12
tarpon=120
Let number of books by astrid's = x
Out of x , 84% are fiction.
So, Number of non fictional books = x - 
= 
→Ratio of number of books to fictional books
⇒[Dividing numerator and denominator by 4.]
→Out of 25 books by astrid 21 are fictional.
→ Number of fictional books by astrid = 
<span>The answer to your question is 3.</span>