Is typically not referred to as a buffer type in critical chain project management?

The answer is Free Buffer. Project buffer, a not usual and the only one buffer to protect the project deadline;

Feeding buffer it is different types of buffers to protect parts of the critical chain. And resource buffer is a multiple artificial buffers that act as warning signals to assure that it is available of resources.

the investment was $14,174.196

explanation:

a lump sum means that the father of the example made one deposit and leave it be.

we need to know the value of a capital that generated at 4.05% per year during 28 years the sum of $48,613.24

now clearing the formula to solve for capital we got:

and we reach the answer investment = $14,174.20

answer; institution;