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SAT Math Practice Exam

Category - Mathematics - Hard

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Rectangular floors X and Y have equal area. If floor X is 8 feet by 27 feet and floor Y is 9 feet wide, what is the length of floor y, in feet?

Explanation

Answer A: Area of rectangle = length X width, 8X27=9Xw, w= (8X27)/9=24

Key takeaway: Area of rectangle is equal to the product of its length and width. Compare two geometrical figures to find out missing information.

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