30 POINTS PLEASE EXPLAIN A local drinking establishment recently raised its price of a draft beer from $4 to $5. As it did, the number beers it sold decreased from 5,000 to 4,000 per month of this particular brew.

Over this price range what was the elasticity of demand for this beer?

Bill makes leather shoes. he charges $45 for a pair of women's shoes and $50 for a pair of men's shoes. he sells x pairs of women's shoes and y pairs of men's shoes each week and earns a total income of $2,500. this situation can be represented by the equation . if bill has no female customers during a particular week, he needs to sell pairs of men's shoes to earn his weekly income of $2,500.