The two do not save money at the same rate, because if you make common denominators of 20, Anna saves 6 dollars for every 20, while Patrick only saves 5 dollars for every twenty earned. So, Anna ends up saving more than Patrick.
If a is the number of events, then a = 1. Plugging in 1 for a in the equation

, you get

.
Total cost is $9.
Answer:Line Point Ray Segment
Step-by-step explanation:
Answer:
The length of the diameter of this circular area is of 30 miles.
Step-by-step explanation:
The area of a circular region can be represented by the following equation:

In which r is the radius. The diameter is twice the radius.
In this question:

So




The radius is a positive measure, so

Area in squared miles, so the radius in miles.
What is the approximate length of the diameter of this circular area
D = 2r = 2*15 = 30 miles
The length of the diameter of this circular area is of 30 miles.