The supply and demand for gasoline is given as follows:

Demand: P = 210 - 2Q

Supply: P = 10 + 3Q

Now, with the reopening, the demand for gasoline increases and becomes: P = 260 - 2Q.

Based on the information, answer the following questions:

(a) What are the old and the new competitive market equilibria?

(b) What is the price elasticity of demand at the old market equilibrium?

(c) What is the change in welfare to producers?

(d) What is the change in welfare to consumers?

(e) What is the change in social wealth (social surplus)?