Suppose the World Demand for Silver Is About 343,750,000 Troy

question 42

Multiple Choice

Suppose the world demand for silver is about 343,750,000 troy ounces per year and the static reserve is 16. However, the demand for silver is increasing at a rate of 2.7%. What is the exponential reserve for silver?

• A) 3.44
• B) 13.5
• C) 16.0
• D) 51.5

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Definitions:

Pine Needles

The slender, pointed leaves of pine trees, adapted to conserve water.

Secondary Succession

The process of ecological recovery and species replacement that occurs in an area where a biological community has been partially or entirely removed.

Bare Rock

Exposed rock surfaces without any vegetation, soil, or biological activity visible on them.

Mutualistic Relationship

A biological interaction between two different species where each species benefits from the relationship.