Section 3 Q14

14. A rectangular floor is covered by a rug except for a strip p meters wide along each of the four edges. If the floor is m meters by n meters, what is the area of the rug, in square meters?
(A) mn – p (m + n)
(B) mn – 2p(m +n)
(C) mn – p^2
(D) (m - p)(n - p)
(E) (m –2p)(n – 2p)


Answer:E

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