The consumer demand curve for Professor Stefan Schwartzenegger dumbbells is given by
?
?
where p is the price per dumbbell and q is the demand in weekly sales. Find the price Professor Schwartzenegger should charge for his dumbbells in order to maximize revenue.
?
A. $184
B. $25
C. $15
D. $23
E. $19
Answer: D
Mathematics
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A. 
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C. 
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Mathematics