Astore sells two brands of camping chairs. the store pays $8080 for each brand a chair and $6060 for each brand b chair. the research department has estimated that the weekly demand equations for these two competitive products to be the following, where p is the selling price for brand a, q is the selling price for brand b, and x and y are the average number of chairs sold per week. complete parts (a) and (b) below. a) detetmine the demands x and y when p=$100 and q=$120

b) how should the store price each chair to maximize weekly profit? what is the maximum weekly profit?

After the 2008 recession, the amount of reserves in the us banking system increased. because of federal reserve actions, required reserves increased from $44 billion to $60 billion. however, banks started holding more reserves than required. by january 2009, banks were holding $900 billion in excess reserves. the federal reserve started paying interest on the excess reserves that the banks held. what possible impact will these unused reserves have on the economy?

Costco wholesale corporation operates membership warehouses selling food, appliances, consumer electronics, apparel and other household goods at 471 locations across the u. s. as well as in canada, mexico and puerto rico. as of its fiscal year-end 2005, costco had approximately 21.2 million members. selected fiscal-year information from the company's balance sheets follows. ($ millions). selected balance sheet data 2005 2004 merchandise inventories $4,015 $3,644 deferred membership income (liability) 501 454 (a) during fiscal 2005, costco collected $1,120 cash for membership fees. use the financial statement effectstemplate to record the cash collected for membership fees. (b) in 2005, costco recorded $46,347 million in merchandise costs (that is, cost of goods sold). record thistransaction in the financial statement effects template. (c) determine the value of merchandise that costco purchased during fiscal-year 2005. use the financial statementeffects template to record these merchandise purchases. assume all of costco's purchases are on credit.

Suppose that alexi and tony can sell all their street tacos for $2 each and all their cuban sandwiches for $7.25 each. if each of them worked 20 hours per week, how should they split their time between the production of street tacos and cuban sandwiches? what is their maximum joint revenue?