Answer:
24
Step-by-step explanation:
6 divided by 5 times 20 =24
6/5*20= 24
Answer:


Step-by-step explanation:



The interval notation will be:

The contrary,

is 
Answer: B: n^2+6n+1
Step-by-step explanation:
A=n
B=2n+6
C=n^2-1
AB-C
n(2n+6)-n^2-1
2n^2+6n-n^2+1
n^2+6n+1
The median is the middle number. The median of 18 and 16 would be 17.
18 17 16...therefore 17 is the middle number.