SOLUTION: Ms.Smith's office has a length of 10 feet and width of 6 feet. The length of her classroom forms a 7:2 proportion with the length of her office. The same proportion applies to the

Algebra ->  Percentage-and-ratio-word-problems -> SOLUTION: Ms.Smith's office has a length of 10 feet and width of 6 feet. The length of her classroom forms a 7:2 proportion with the length of her office. The same proportion applies to the       Log On


   



Question 973908: Ms.Smith's office has a length of 10 feet and width of 6 feet. The length of her classroom forms a 7:2 proportion with the length of her office. The same proportion applies to the widths of the two spaces. How many square feet of carpet are needed to cover her classroom floor?
Answer by JulietG(1812) About Me  (Show Source):
You can put this solution on YOUR website!
The office is 10x6 or 60 square feet.
Her classroom has a 7:2 proportion.
7:2 = x:60
Square footage of classroom is therefore 210 square feet.