Market demand is given as Qd = 400 - 2P. Market supply is given as Qs = 3P + 100. In a perfectly competitive equilibrium, what will be price and quantity?   Question 18 options:   Price will be $100 and quantity will be 200.   Price will be $60 and quantity will be 280.   Price will be $1 and quantity will be 500.   Price will be $30 and quantity will be 140.

Survey of Economics (MindTap Course List)
9th Edition
ISBN:9781305260948
Author:Irvin B. Tucker
Publisher:Irvin B. Tucker
Chapter4: Markets In Action
Section: Chapter Questions
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Market demand is given as Qd = 400 - 2P. Market supply is given as Qs = 3P + 100. In a perfectly competitive equilibrium, what will be price and quantity?
 

Question 18 options:

 
Price will be $100 and quantity will be 200.
 
Price will be $60 and quantity will be 280.
 
Price will be $1 and quantity will be 500.
 
Price will be $30 and quantity will be 140.
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