Answer:
36/7
Step-by-step explanation:
{(6+3)/(-5-2)}(-4)
36/7
Divide the diameter by 2 to get the radius and then plug into cone volume pi*r^2*h/3 which is a bit under 160 so the answer is A
The microphone was $126.
You would multiply $38 by 6 which equals $228.
Then do $354-$228 which equals $126.
Answer:
D. 14.32
Step-by-step explanation:
The formula for standard deviation is:

The mean μ is 33.
The (x minus μ) squared are 361, 49, 49, 361 respectively.
So that the SD = 
27 = forty five to the secmventh