An Example of a Material That Has Been Both a Resource

question 52

Multiple Choice

An example of a material that has been both a resource and a reserve, depending on abundance, economic conditions, and mining technology, is:

• A) platinum.
• B) gold.
• C) petroleum.
• D) iron.
• E) all of the above

---

Definitions:

Average Rate

Typically refers to the mean value of a variable rate over a specified period, often used in financial contexts to calculate average interest rates.

Salvage Value

The estimated residual value of an asset at the end of its useful life.

Total Income

The sum of all revenue and gains a company or individual earns within a specific period, including sales, interest, and dividends.

Net Cash Flows

The difference between a company's cash inflows and outflows over a specific period.