math
posted by Jane .
Please show me how to work this problem:
Fran makes a rectangular tablecloth that has an area of 5 ft squared. Her mother makes a tablecloth that is three times the length and three times the width of Fran's. What is the area, in square feet, of her mother's tablecloth?

math 
Steve
Think about it.
the current dimensions are x and y and xy=5
The new dimensions are 3x and 3y and the area is (3x)(3y) = 9xy = 9(xy) = 9 times the original area.
Respond to this Question
Similar Questions

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 onehalf the length. The perimeter … 
Math
Natalie is making a tablecloth for a circular table 3 feet in diameter. The finished tablecloth needs to hang down 5 inches over the edge of the table all the way around. To finish the edge of the tablecloth, Natalie will fold under … 
Math
A circular tablecloth is draped over a rectangular table so that the center of the cloth is directly above the center of the table. The table is 6 X(times) 2sqrt(3)feet, and the cloth has a radius of 2 feet. What is the area of the … 
math
The length of a rectangle is three less than three times the width. The area is 90ft^2. Find the width and the length of the retangle. 
math
The length of a rectangular solid is three times the width. Find the volume and the length of its diagonal if the total surface area is 198 square inch 
Geometry
Elaine purchased 4.5 yards of lace trim from her local fabric shop. She has a circular tablecloth that is 54 inches in diameter and a square tablecloth that is 40 inches on each side. Can she trim either tablecloth? 
Math
A square table has an area of 2116 square inches. A tablecloth hangs 3 inches over each end of the table. a. What is the length of one side of the table? 
Math
Sarah made a square tablecloth and wants to put lace around the edges. The length of one side of the tablecloth is 56 inches. How much lace will Sarah need? 
Math Algebra
Solve algebraically using only variable: The length of a rectangle is two less than three times its width. If the area of the rectangle is 65, find the length and the width. (The area of a rectangle is equal to its length times its … 
Algebra
Solve algebraically using only variable: The length of a rectangle is two less than three times its width. If the area of the rectangle is 65, find the length and the width. (The area of a rectangle is equal to its length times its …