Question

The length of a rectangle is 5 times the width. if the perimeter is to be greater than or equal to 216 meters. what are the possible values for the width

Answer 1

width = x
length  = 5x

2(x+5x) ≥ 216
x + 5x ≥ 216/2
6x ≥ 108
x ≥ 108/6
x ≥ 18  ← answer