Multiple Choice
Suppose the world demand for copper is about 8,600,000 tons per year. The known global reserves are 308,000,000 tons. The demand for copper is increasing at a rate of 4.6%. What is the exponential reserve for copper?
A) 21.62
B) 35.81
C) 65.47
D) 96.55
Correct Answer:
Verified
Correct Answer:
Verified
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