Solve the problem.Suppose that the daily cost C of manufacturing x bicycles is given by 
Then the average daily cost 
is given by 
How many bicycles must be produced each day in order for the average cost to be no more than 
A. {x|x ? 10}; [10, ?)
B. {x|0 < x ? 100}; (0, 100]
C. {x|x ? 1000}; [1000, ?)
D. {x|x ? 100}; [100, ?)
Answer: D
Mathematics
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A. {0, 3}
B. 
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D. 
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?
A. ?
B. ?
C. ?
D. ?
E. ?
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