Suppose the world demand for copper is about 8,600,000 tons per year and the static reserve is about 36. What are the known global reserves for copper?

Question

Quizplus · Accepted Answer

The known global reserves for copper can be calculated by multiplying the annual demand (8,600,000 tons) by the static reserve life (36 years), which equals approximately 309,600,000 tons, or about 310 million tons.

Suppose the World Demand for Copper Is About 8,600,000 Tons