Answer:
45 cubic units
Step-by-step explanation:
See attached.
Answer is in the file below
tinyurl.com/wpazsebu
Answer: x-intercept 13,0 y 0, 
Step-by-step explanation:
Answer:
A
Step-by-step explanation:
Volume varies directly with the square of the radius, so:
V = k r²
When V = 80, r = 4.
80 = k (4)²
k = 5
V = 5r²
When r = 3:
V = 5 (3)²
V = 45
The flow is 45 L/min.
im not t he best at math but i think its a base on the question