SOLUTION: The floor of a rectangular room is of length 16ft. A carpet of width 9 ft. is placed so that there is a border of 1/1/2 ft. wide all around it. Calculate a.the width of the

Question 1020713: The floor of a rectangular room is of length 16ft. A carpet of width 9 ft. is placed so that there is a border of 1/1/2 ft. wide all around it.
Calculate
a.the width of the room
b.the area of the room
c.the area of the border
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let the length of the carpet = ft
The width ft
---------------------
ft = the length of the room
If I subtract the border from both ends
of the length, I get:

So, the length of the carpet,
----------------
(a)
The width of the room is:

The width of the room is 12 ft
----------------
(b)
The area of the room is ft2
----------------
(c)
The area of the border is:
[ area of room ] - [ area of carpet ]

75 ft2
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