Answer:
The carpenter earned an extra $100.
Explanation:
Since this problem deals with a one-year loan with an yearly interest rate, it can be treated as a simple interest problem. For simple interests, the final value (Vf) can be found by multiplying the initial value (Vi) by one plus the interest rate (i) as shown below:

To find how much extra money the carpenter made in the first year, one should subtract the final value of loan from the $2,000 dollars down payment plus the extra $400 he collected for the year
.
Therefore, the carpenter earned an extra $100.
South africa’s is a cool place,
Wait a sec. Is the multiple choice
Antivirus Cleaner
Data encryption
Firewall
Because if its that, I think it might be the first one because, I think firewall blocks websites and encryption protects the actual computer. Antivirus can notify her if something it up with the emails right away.
Answer:
<em><u>Marketing</u></em><em><u> </u></em><em><u>research</u></em><em> </em><em>is marketing research to better describe marketing problems, situations, or markets such as the market potential for a product or the demographics and attitudes of consumers.</em>
<em>What </em><em>is </em><em>marketing</em><em> </em><em>research</em><em>?</em><em> </em>
<em>Marketing research is the process of designing, gathering analyzing and reporting information that may be used to solve a specific marketing </em><em>problem.</em>