Why did this region grow in economic importance?

What is the quantity demanded when the price floor is $0.75 in the market for public transportation? a. 75,000 b. 116,000 c. 0 (zero) d. 100,000 e. 86,000?

In 2007, americans smoked 19.2 billion packs of cigarettes. they paid an average retail price of $4.50 per pack. a. given that the elasticity of supply is 0.50.5 and the elasticity of demand is negative 0.4−0.4, derive linear demand and supply curves for cigarettes. the demand equation is qdequals=nothingplus+nothing times ×p and the supply equation is qsequals=nothingplus+nothing times ×p.

Reqwest llc agrees to sell one hundred servers to social media networks, inc. the servers, which social media networks expressly requires to have certain amounts of memory, are to be shipped “f. o.b. social media networks distribution center in tampa, fl.” when the servers arrive, social media networks rejects them and informs reqwest, claiming that the servers do not conform to social media networks’ memory requirement. a few hours later, the servers are destroyed in a fire at social media networks’ distribution center. will reqwest succeed in a suit against social media networks for the cost of the goods?