The seventh grade math problem about stocks.
Thursday closing price =18+4+2.5-2-3 =19.5 Friday closing price =20.5 Friday closing price =19.5+/-10% =17.55 ~ 2/. 18= 18000 total expenses = purchase expenses+sales expenses = 18000*0. 15%+ sales expenses =27+ sales expenses (17550 ~ 2/kloc-