6.4%
200 from the 5% of 4000
140 from 4% on 3500
160 on 6.4% on 2500
Answer:




And if we convert this into % we got 
See explanation below.
Explanation:
We assume that we have compounding interest.
For this case we can use the future value formula given by:

Where:
FV represent the future value desired = 1000000
PV= represent the present value = 50000
i = the interest rate that we desire to find in fraction
n = number of times that the interest rate is compounding in 1 year, since the rate is annual then n=1
t = represent the number of years= 50 years
So then we have everything in order to replace and we got:

Now we can solve for the interest rate i like this:



And if we convert this into % we got 
B)
A) C) D) don't fit the text,
Hope this somewhat helped! xD
Answer:
Under NASAA's Statement of Policy on Dishonest or Unethical Business Practices of Broker/Dealers and Agents, which of the following is NOT considered when determining excessive trading in a client's account:
C) Length of association with the agent.
Explanation:
- NASAA stands for The North American Securities Administrators Association that ensure the safety of the investor.
- The option a, b and d are not correct as the Under the NASAA's statement of policy of dishonest or unethical business practices of broker/dealers and agents, investment objectives of the client, financial status of the client as well as the character of the account are considered.
- The option c is correct as length of association with the agent is not the concern of the NASAA so it is taken into the consideration.