The answer is $7.00 because 56.00/8=7.00.
Hope that helps.
Answer:
0.13 ft/min
Step-by-step explanation:
We are given that

We have to find the increasing rate of change of height of pile when the pile is 12 ft high.
Let d be the diameter of pile
Height of pile=h
d=h
Radius of pile,r=
Volume of pile=

h=12 ft
Substitute the values



Answer:
The answer is second one (-2)
They do not appear to be symmectric. they seem to line up well