Josh purchased 100 shares of XOM at the beginning of 2016. He received dividends per share of​ $1.37 (2016),​ $1.55 (2017),​ $1.66 (2018),​ $1.74 (2019),​ $1.85 (2020). At the end of​ 2020, just after receiving the last​ dividend, he sold the stock for​ $84.76. At what rate did the dividends grow from the end of 2016 to the end of​ 2020? Assume that all dividends were received at the end of the year.

You would like to purchase one class a share of berkshire hathaway through your scottrade brokerage account. scottrade charges a ​$6 commission for online trades. you log into your​ account, check the​ real-time quotes for berkshire hathaway​ (you see a bid price of ​$262 comma 900 and an ask price of ​$263 comma 730​) and submit your order. a. what is the current​ bid/ask spread for berkshire hathaway class a​ shares? b. if scottrade routes your buy order to the​ nyse, where berkshire hathaway is​ listed, what's the potential minimum your total transaction costs will​ be? c.​ if, instead, scottrade routes your buy order to​ nasdaq, where berkshire hathaway is not​ listed, what's the potential maximum your total transaction costs will​ be? d. regardless of how your trade is​ executed, based on the​ bid/ask spread, what is the market value of your​ trade? a. the current​ bid/ask spread for berkshire hathaway class a shares is ​$ nothing. ​(round to the nearest​ dollar.)