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​Average Costs

Question 77

Multiple Choice

​Average costs.Suppose the average costs of a mining operation depend on the number of machines used,and average costs,in dollars,are given by ​Average costs.Suppose the average costs of a mining operation depend on the number of machines used,and average costs,in dollars,are given by , ,where x is the number of machines used.What is the minimum average cost? ​ A) ​$0 B) ​$35 C) ​$490 D) ​$245 E) ​$8582 , ​Average costs.Suppose the average costs of a mining operation depend on the number of machines used,and average costs,in dollars,are given by , ,where x is the number of machines used.What is the minimum average cost? ​ A) ​$0 B) ​$35 C) ​$490 D) ​$245 E) ​$8582 ,where x is the number of machines used.What is the minimum average cost? ​


A) ​$0
B) ​$35
C) ​$490
D) ​$245
E) ​$8582

Correct Answer:

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