Atelevision commercial advertises that a certain type of battery will last, on the average, 20 hours longer than twice the life of another type of battery. if consumer tests show that the advertised battery lasts 725 hours, how many hours must the other type of battery last for the advertiser's claim to be valid?

At the end of the current year, $59,500 of fees have been earned but have not been billed to clients. required: a. journalize the adjusting entry to record the accrued fees on december 31. refer to the chart of accounts for exact wording of account titles. b. if the cash basis rather than the accrual basis had been used, would an adjusting entry have been necessary?

Security a has a higher standard deviation of returns than security b. we would expect that: (i) security a would have a risk premium equal to security b. (ii) the likely range of returns for security a in any given year would be higher than the likely range of returns for security b. (iii) the sharpe ratio of a will be higher than the sharpe ratio of b. (a) i only (b) i and ii only (c) ii and iii only (d) i, ii and iii

Suppose you hold a portfolio consisting of a $10,000 investment in each of 8 different common stocks. the portfolio's beta is 1.25. now suppose you decided to sell one of your stocks that has a beta of 1.00 and to use the proceeds to buy a replacement stock with a beta of 1.55. what would the portfolio's new beta be? do not round your intermediate calculations.