Answer: 13/15
Step-by-step explanation:
1 2/3 - 4/5
Use LCD or least common denominator:
1 10/15 - 12/15 =
25/15 - 12/15 =
13/15
If the value depreciates 8.6%, it is 91.4% of what it was the year before. The value can be modeled by
y = 19500(0.914)^x
The slope-intercept form of a line:

We have:

Substitute:


Put the values of coordinates of the point (1, 5) to the equation of a line:

Answer: 
11.8/2 = 5.9
5.9 squared is <span>34.81
34.81 multiplied by pi is </span>109.358840271