posted by .

A landscape designer has to design a rectangular pad of concrete at the centre of a rock garden. The lenght must be less than or equal to twice the width; the perimeter must be less than or equal to 40 m; and the area must be greater than or equal to 60 m².

1.)Write as system of inequalities to represent the constraints in this problem situation.

x=width y=length
y<=2x
2(x+y)<=40
xy>=60

## Similar Questions

1. ### Algebra

How do I solve this? The perimeter of a rectangular writing pad is 28 inches. The length is 1 inch less than twice the width. Find the width. Show all work! Translate your English into Math <The length is 1 inch less than twice
2. ### basic geometric

10. a rectangle has width the same as a side of a square whose perimeter is 20m. the length of the rectangle is 9m. find the perimeter of this rectangle. 34. The width of a rectangular picture is one-half the length. The perimeter …
3. ### math

The length of a rectangular playing field is 5ft. less than twice its width. If the perimeter of the playing field is 230ft, find the lenght and width of the field. 2W+2L= perimeter = 230 L=2W-5 ============ Solve these simultaneous …
4. ### geometry

what do I do to solve this problem? I don't know how to work it out, so could somone show me hoe to work it out. Please help! the lenght of a rectangular playing field is 5 ft less than twice its width.the perimeter is 230 ft,so what
5. ### math

The length of a rectangular garden is 4 ft less than 3 times its width. If the perimeter of the garden is 40 ft, find the dimensions of the garden. We will be happy to critique your work. We are not inclined to do it for you.
6. ### math inequalities please check

A landscape designer has to design a rectangular pad of concrete at the centre of a rock garden. The length must be less than or equal to twice the width; the perimeter must be less than or equal to 40 m; and the area must be greater …
7. ### math

The Aesthetic Garden Problem. A landscape architect wants the length of a rectangular shaped flower garden to be twice the width. The garden should have a total area of 288ft^2. what are the dimensions of the garden?
8. ### math

the perimeter of a rectangular garden is 40 meters. the length of the garden is 1 meter less than twice its with. what are the dimensions of the garden?
9. ### math

the perimeter of a rectangular garden is 40 meters. the length of the garden is 1 meter less than twice its with. what are the dimensions of the garden?