May someone me out with this question

wilson's has 10,000 shares of common stock outstanding at a market price of $35 a share. the firm also has a bond issue outstanding with a total face value of $250,000 which is selling for 102 percent of face value. the cost of equity is 11 percent while the preminustax cost of debt is 8 percent. the firm has a beta of 1.1 and a tax rate of 34 percent. what is wilson's weighted average cost of capital?

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

In mexico, many garment or sewing shops found they could entice many young people to work for them if they offered clean, air conditioned work areas with high-quality locker rooms to clean up in after the work day. typically, traditional garment shops had to offer to get workers to apply for the hard, repetitive, and somewhat dangerous work. a. benchmark competitive wages b.compensating differentials c. monopoly wages d. wages based on human capital development of each employee