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24-03-2017
Mathematics

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The area of a parking lot is 2475 ft. The regular parking lot has dimensions such that the length is 10 ft longer than the width. What are the dimensions of the parking lot?

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wolf1728 wolf1728

24-03-2017

A) L * W = 2,475
B) L = W +10
A) L = 2,475 / W
Substituting this into equation B)
2,475 / W = W + 10
2,475 = W^2 + 10W
W^2 + 10W -2,475 = 0

W = 45
Length = 55

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