Find online the annual 10-k report for costco wholesale corporation (cost) for fiscal year 2015 (filed in october 2015). answer the following questions from the income statement: a. what were costco's revenues for 2015? by what percentage did revenues grow from the prior year? b. what were costco's operating and net profit margins in 2015? how do they compare with its margins in the prior year? c. what were costco's diluted earnings per share in 2015? what number of shares is this eps based on?

Suppose that xtel currently is selling at $40 per share. you buy 500 shares using $15,000 of your own money, borrowing the remainder of the purchase price from your broker. the rate on the margin loan is 8%. a. what is the percentage increase in the net worth of your brokerage account if the price of xtel immediately changes to (a) $44; (b) $40; (c) $36? (leave no cells blank - be certain to enter "0" wherever required. negative values should be indicated by a minus sign. round your answers to 2 decimal places.) b. if the maintenance margin is 25%, how low can xtel’s price fall before you get a margin call? (round your answer to 2 decimal places.) c. how would your answer to requirement 2 would change if you had financed the initial purchase with only $10,000 of your own money? (round your answer to 2 decimal places.) d. what is the rate of return on your margined position (assuming again that you invest $15,000 of your own money) if xtel is selling after one year at (a) $44; (b) $40; (c) $36? (negative values should be indicated by a minus sign. round your answers to 2 decimal places.) e. continue to assume that a year has passed. how low can xtel’s price fall before you get a margin call? (round your answer to 2 decimal places.)

If the family’s net monthly income is 7,800 what percent of the income is spent on food clothing and housing?

What is a uniform law adopted by all states that facilitates business transactions?