The ratio between the perimeter and the width of a rectangle is 5 : 1. If the area of the rectangle is 150 sq. cm, what is the width of the rectangle?
Pick one:
A) 10 cm	B) 12 cm	C) 14 cm	D) 16 cm	E) 18 cm
2L+2W = 5W   L = 3W/2   W*L = 150   3W^2/2 = 150   W^2 = 100   W = 10   The answer is 10 cm.
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The ratio between the perimeter and the width of a rectangle is 5 : 1. If the area of the rectangle is 150 sq. cm, what is the width of the rectangle?