Answer:
Matching the different types of communications with their descriptions:
Types of Communication Descriptions
business letter : a formal way to communicate with people
outside your organization
business report : a way to communicate financial information
note : an informal handwritten message
memorandum : a formal way to communicate with people
inside your office
Explanation:
a) Data:
Types of Communication:
business letter
business report
note
memorandum
Pairs
a formal way to communicate with people outside your organization
an informal handwritten message
a formal way to communicate with people inside your office
a way to communicate financial information
b) In Business, choosing the means of clear communication is very essential. The format used to communicate internally is not the same format for communicating externally. Even, within an organization, there are still different communication formats. A handwritten note can be used instead of memorandum for some communications depending on the formality required. Presenting a business report is more formalized than a handwritten note, for instance.
Answer:
a) The instantaneous rate of change of the amount in the account after 3 years = dA/dt = 802.114
b) The instantaneous rate of change of the amount in the account when the amount is equal to $25,000 = dA/dt = 900
Explanation:
The detailed step by step and appropriate derivation is as shown in the attachment
Answer:

Explanation:
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Answer:
a) Portfolio ABC's expected return is 10.66667%
Explanation:
The expected return is based on the risk factor of a project. If a project has higher risk its rate of return will be higher. Portfolio ABC has one third of its funds invested in each stock. The return of on A and B are 20% and 10%. Their beta is 1.0 for both the stocks while stock C has beta 1.4. The portfolio expected return will be 10.66667%.
Answer:
Employees need to know what is expected of them; having clear expectations helps employees do their job well. A good manager will convey his expectations and make sure employees understand them. He also will make himself available to employees, so they can have the opportunity to clarify any confusion they may have.