SOLUTION: A blueprint scale is 1.5 in : 6 ft. On the plan, the den measures 2.5 in. by 3 in. What are the actual dimensions of the den? I know I have the right answer, but the way I do it d

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: A blueprint scale is 1.5 in : 6 ft. On the plan, the den measures 2.5 in. by 3 in. What are the actual dimensions of the den? I know I have the right answer, but the way I do it d      Log On


   



Question 60288This question is from textbook
: A blueprint scale is 1.5 in : 6 ft. On the plan, the den measures 2.5 in. by 3 in. What are the actual dimensions of the den?
I know I have the right answer, but the way I do it doesn't "satisfy" my teacher. Please help!
This question is from textbook

Answer by checkley71(8403) About Me  (Show Source):
You can put this solution on YOUR website!
1.5I:6F
1.5I:72I
1.5/2.5:72/X
1.5X=2.5*72
1.5X=180
X=180/1.5
X=120 IN. OR 10 FEET
1.5/3:72/X
1.5X=3*72
1.5X=216
X=216/1.5
X=144 IN. 0R 12 FEET
SO THE DEN IS 10 BY 12 FEET.