The figure shown above represents a modern painting that consists of four differently colored rectangles, each of which

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The figure shown above represents a modern painting that consists of four differently colored rectangles, each of which has length \(\ell\) and width \(w.\) If the area of the painting is \(4,800\) square inches, what is the width, in inches, of each of the four rectangles?

(A) 15
(B) 20
(C) 25
(D) 30
(E) 40

Answer: B

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