The answer is 18.
Work:
[i]The range is the gap between the smallest value and the largest value. [/i]
The smallest is 68.
The largest is 86.
The gap between them is 86-68=18.
Answer: 
Step-by-step explanation:
Given
Dimension of the bathroom is 
Dimension of the bedroom is 
Dimension of the great room is 
Height of the ceiling is 
Total area of the cabin

Volume of the cabin is 

Answer:
I think it would take 6 minutes to reach temperature below 8 °C
Answer:
A. 4+ 13w and C. 2(2+6w) + w
Step-by-step explanation:
Hope this helps! They equal the same answer which is 13w + 4
Vertex is (7,-4) for answer.
Hope this helps. :)