If you can give me more information on this I could help you a bit more respond.
Answer: 72 ft
Step-by-step explanation:
Given
The width of a post is 
Posts are separated by
chain
for 2 posts, length is 
for 3 posts, length is 
for 4 posts, it is 
i.e. 11 ft is adding on the addition of another post
for 7 posts it is 
Thus, the total length of the fence is 
Answer:
4/9
Step-by-step explanation:
using cross canceling you see
(4(5)(6)(7)(8))/(5(6)(7)(8)(9))
everything cancels except for the 4 on top and the 9 on the bottom so
4/9
Answer:
12.5
Step-by-step explanation:
10, 8, 14, 16, 13, 12
Organize the numbers from least to greatest
8, 10, 12, 13, 14, 16
Normally, the median would just be the number in the middle. However, because there are two numbers in the middle for this data set, add them and divide the sum by 2.
12+13=25
25÷2=12.5
Therefore, the median is 12.5.
I hope this helps!