The formula for the perimeter of a rectangle is given by
The formula for the perimeter of a rectangle is given by P = 2l + 2w, where l is the length and w is the width. Assume the perimeter of a rectangular plot of land is 480 ft. The length is twice the width. Find the length of the rectangular plot of land.

 80 ft
 120 ft
 c) 160 ft
 d) 240 ft