Answer:
The area of a circle can be found using the formula 
Step-by-step explanation:
Answer:
By saying "paying the same rate"
I believe you want to know for example when two people are buying a product how to know if they are paying the same amount.
If so then there are a couple of factors at play.
First of all you need to identify the GDP of the product and the amount of tax/VAT which if calculated properly may help you tell if they are paying the same amount or not.
Answer:
There is no next step, the problem is answered!
Step-by-step explanation: