The lowest notch shown on this figure is 9 meters wide and 5 meters high from its base.The river has a velocity of 1 meter per second when it fills the notch.Based on the accompanying graph, what is the probability each year that the notch will be filled to the top? 
Definitions:
Future Values
The worth of an asset or money on a predetermined future date that has the same value as a certain amount presently.
Present Values
The value today of a future sum of money or cash flows, when calculated at an agreed-upon return rate.
Present Value
Present value is the current worth of a future sum of money or stream of cash flows given a specified rate of return.
Interest Rate
The percentage charged on borrowed money, or earned through deposited funds, over a period of time.
Q37: The main way new oceanic crust is
Q47: Which of the following is NOT one
Q52: Which of the following features is most
Q58: Which of the following reports directly to
Q59: This figure shows four numbered river terraces,
Q74: Which of the features on this aerial
Q84: Which of the following is NOT a
Q106: If an area has shallow, intermediate, and
Q140: Which of the following is true about
Q158: On this map of South America and