(Last Word) Suppose Balin has $100 to invest in an opportunity that returns, for every $100 invested, $120 if it goes well but only $80 if it goes poorly. If leverage allows Balin to borrow $90 for every $10 he invests, what are his rates of profit and loss, respectively, if he borrows the full amount to invest in the opportunity?

How could brian, who doesn't want his car insurance premiums to increase, show he poses a low risk to his insurance company? a: drive safely to avoid accidents and traffic citations b: wash and wax his car regularly to keep it clean c: allow unlicensed drivers to drive carelessly in his car d: incur driver's license points from breaking driving laws

The wall street journal reported that walmart stores inc. is planning to lay off 2,300 employees at its sam's club warehouse unit. approximately half of the layoffs will be hourly employees (the wall street journal, january 25-26, 2014). suppose the following data represent the percentage of hourly employees laid off for 15 sam's club stores. 55 56 44 43 44 56 60 62 57 45 36 38 50 69 65 (a) compute the mean and median percentage of hourly employees being laid off at these stores. (b) compute the first and third quartiles. (c) compute the range and interquartile range. (d) compute the variance and standard deviation. (e) do the data contain any outliers? (f) based on the sample data, does it appear that walmart is meeting its goal for reducing the number of hourly employees?

Suppose a country's productivity last year was 84. if this country's productivity growth rate of 5 percent is to be maintained, this means that this year's productivity will have to be: