This graph is not a function.
Answer:
314 ft cubed
Step-by-step explanation:
To find the volume, find the volume of the cone and add it to the volume of the cylinder.
The volume of a cone is
.
The volume of the cylinder is

Together their volume is 
Y=amount of money paid. (in $)
x=number of songs download.
We have this function:
y=0.25x+9.99
Then:
if y=113.74
113.74=0.25x+9.99
0.25x=113.74-9.99
0.25x=103.75
x=103.75 / 0.25
x=415
Answer: the number of songs downloaded would be 415.
Time taken
= 6000/1
= 6000s
= 100 min
= 1 hour 40 minutes
For some reason its not letting me send you it so like here is a pic