Source: Official Guide for GMAT Review 2016 Problem Solving; #73

3

The figure shown above represents a modern painting

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

1 Explanation

1

Jeffrey Braganza

The dimension of the painting is:
Length = L = W + W + W = 3W
Width = L + W
Area of painting = length x width = 4800
3W x (L + W) = 4800
3W x (3W + W) = 4800
3W x 4W = 4800
12 (W x W) = 4800
W = 20

Dec 31, 2015 • Comment

Cydney Seigerman, Magoosh Tutor

Great! Thanks for sharing your solution :D

Jan 1, 2016 • Reply

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