Geometry

[swerve]

The perimeter of rectangle R is equal to 8 times the width of rectangle R. What is the ratio of length to width for rectangle R?

A. 1:2
B. 2:1
C. 3:1
D. 4:1
E. 8:1

The OA is C

Source: Veritas Prep

[Scott@TargetTestPrep]

The perimeter of rectangle R is equal to 8 times the width of rectangle R. What is the ratio of length to width for rectangle R?

A. 1:2
B. 2:1
C. 3:1
D. 4:1
E. 8:1

The OA is C

Solution:

Since P = 2L + 2W and P = 8W, we can create the equation:

2L + 2W = 8W

2L = 6W

L/W = 6/2 = 3/1

Answer: C