
<h2>
Explanation:</h2>
As I understand, in this exercise, we have the following numbers:

By using calculator, let's convert those numbers into decimal form:

So arranging from least to greatest we have:

Put another way:

For 70 people i would say ab 445
I am not sure maybe it is 6
A = (45/360)×16^2×pi
A = 32pi
The sale price would be 18 dollars. Hope this helps you!