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v = 243 - 0.2s
Your cost c to buy w pounds of walnuts at $6/Ib represented by c = 6w
A truck originally held 24 chairs. You remove 2 chairs at a time. The number of chairs n remaining after you make t trips is represented by n= 24-2t.
The volume V remaining in a 243-ft^3 pile of gravel decreases by 0.2 ft^3 with each shovelful s of gravel spread in a walkway.
2 answers
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