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For below questions refer to below statement and inverse demand and supply functions.

Suppose that inverse demand and supply curves for Japanese watermelon in North America are as the followings: Inverse demand function: = Inverse supply function: = +

where Qd and Qs are quantities demanded and supplied in tons respectively, and P is the price of Japanese watermelon in dollars per kg?

1) If price elasticity of demand for Japanese watermelon at price P* is equal to -6/9, how much is P*? Show this point on a demand curve.

2) What is quantity demanded at price P* at which price elasticity of demand for Japanese watermelon equals to -6/9?

3) If price elasticity of demand for Japanese watermelon at price P* is equal to -9/6, how much is P*? Show this point on a demand curve.

4) What is quantity demanded at price P* at which price elasticity of demand for Japanese watermelon equals to -9/6?

5) What is market clearing equilibrium price and quantity in North America Japanese watermelon market? Show them on a diagram.

6) What is the total revenue created at market clearing equilibrium price and quantity in North America Japanese watermelon market?