Question

a garden plot is to contain 240 sq. ft. if its length is to be 3 times its width,what should its dimensions be?

Answer 1

240 ft^2 = L X W
240 = 3W x W
240 = 3W^2
W = 8.94427 ft
L = 3W = 3(8.94427)
L = 26.8328 FT